Research Project: Sustainable Crop Production and Wildland Preservation through the Management, Systematics, and Conservation of a Diversity of Bees

Location: Pollinating Insect-Biology, Management, Systematics Research

Publications (Clicking on the reprint icon will take you to the publication reprint.)

Chasing a little-known fairy bee (Perdita meconis) in a dynamic desert landscape - (Peer Reviewed Journal)
Chanprame, S., Meidt, C., Griswold, T.L., Wilson, J.S., Graham, K.K. 2024. Chasing a little-known fairy bee (Perdita meconis) in a dynamic desert landscape. Insects. https://doi.org/10.3390/insects15110892.

Pesticide use is linked to the shrinking of wild bee distributions across the contiguous United States - (Peer Reviewed Journal)
Guzman, L., Elle, E., Morandin, L., Cobb, N.S., Chesshire, P.R., Mccabe, L.M., Hughes, A., Orr, M., M'Gonigle, L.K. 2024. Pesticide use is linked to the shrinking of wild bee distributions across the contiguous United States. Nature Sustainability. https://doi.org/10.1038/s41893-024-01413-8.

Chromosome-scale genome assembly of the Hunt bumble bee, Bombus huntii Greene, 1860, a species of agricultural interest - (Peer Reviewed Journal)
Koch, J., Sim, S.B., Scheffler, B.E., Lozier, J.D., Geib, S.M. 2024. Chromosome-scale genome assembly of the Hunt bumble bee, Bombus huntii Greene, 1860, a species of agricultural interest. G3, Genes/Genomes/Genetics. https://academic.oup.com/g3journal/advance-article/doi/10.1093/g3journal/jkae160/7716913.

Biodiversity of bees (Hymenoptera: Apidea: Anthophila) of the Baja California peninsula - (Peer Reviewed Journal)

Pollination biology and life history traits of the rare Las Vegas bearpoppy (Arctomecon californica) - (Peer Reviewed Journal)
Chanprame, S., Griswold, T.L., Wilson, J.S. 2024. Pollination biology and life history traits of the rare Las Vegas bearpoppy (Arctomecon californica). Plants. https://doi.org/10.3390/plants13131762.

Phylogenomics and biogeography of the small carpenter bees (Apidae: Xylocopinae: Ceratina) - (Peer Reviewed Journal)
Sless, T.J., Branstetter, M.G., Mikat, M., Odanaka, K.A., Tobin, K.B., Rehan, S.M. 2024. Phylogenomics and biogeography of the small carpenter bees (Apidae: Xylocopinae: Ceratina). Molecular Phylogenetics and Evolution. 198. Article 108133. https://doi.org/10.1016/j.ympev.2024.108133.

Ants in the clouds: A preliminary checklist of the ant (Hymenoptera, Formicidae) fauna of a Honduran cloud forest ecosystem, featuring a key to country genera - (Peer Reviewed Journal)
De Wint, F.C., Oorts, D., Branstetter, M.G., De Graaf, D., Dekoninck, W., Jocque, M., Martin, T.E., Sudworth, J., Van Osselaer, R., Hamer, M.T. 2024. Ants in the clouds: A preliminary checklist of the ant (Hymenoptera, Formicidae) fauna of a Honduran cloud forest ecosystem, featuring a key to country genera. Neotropical Biology and Conservation. 19(2):157-185. https://doi.org/10.3897/neotropical.19.e119775.

Range-wide genetic analysis of an endangered bumble bee (Bombus affinis) reveals population structure, isolation by distance, and low colony abundance - (Peer Reviewed Journal)

Bees confront aridity: heat and desiccation sensitivities predict bee abundances in a global hotspot of biodiversity - (Peer Reviewed Journal)

Osmia lignaria laboratory rearing protocol - (Rapid Release Publication)
Williams, M.F., Boyle, N.K., Schaeffer, R.N., Cox-Foster, D.L. 2024. Osmia lignaria laboratory rearing protocol. Protocols.io. https://dx.doi.org/10.17504/protocols.io.eq2lyj4qplx9/v1.

High pesticide exposure and risk to bees in pollinator plantings adjacent to conventionally managed blueberry fields. - (Peer Reviewed Journal)

Evolved changes in phenotype across skeletal muscles in deer mice native to high altitude - (Peer Reviewed Journal)

Population genetics of museum specimens indicate decreasing genetic diversity in Bombus occidentalis, a species of conservation concern - (Peer Reviewed Journal)

Reproductive biology and flower visitors of two rare pecies of Sclerocactus (Cactaceae) in the Southwestern United States - (Peer Reviewed Journal)
Tepedino, V.J., Griswold, T.L. 2023. Reproductive biology and flower visitors of two rare pecies of Sclerocactus (Cactaceae) in the Southwestern United States. Western North American Naturalist. 83(4):445-453. https://doi.org/10.3398/064.083.0402.

Discovery of a critical time-point in the development and handling of an orchard pollinator, the blue orchard bee (Osmia lignaria, Hymenoptera: Megachilidae) - (Peer Reviewed Journal)

Forest restoration treatments indirectly diversify pollination networks via floral- and temperature-mediated effects - (Peer Reviewed Journal)

The evolutionary history of bees in time and space - (Peer Reviewed Journal)
Almeida, E.A.B., Bossert, S., Danforth, B.N., Porto, D.S., Freitas, F.V., Davis, C.C., Murray, E.A., Blaimer, B.B., Spasojevic, T., Stroher, P.R., Orr, M.C., Packer, L., Brady, S.G., Kuhlmann, M., Branstetter, M.G., Pie, M.R. 2023. The evolutionary history of bees in time and space. Current Biology. 33:1-14. https://doi.org/10.1016/j.cub.2023.07.005.

Identity and diversity of pollens collected by two managed bee species while in blueberry fields for pollination - (Peer Reviewed Journal)
Graham, K.K., Milbrath, M.O., Killewald, M., Soehnlen, A., Zhang, Y., Isaacs, R. 2023. Identity and diversity of pollens collected by two managed bee species while in blueberry fields for pollination. Environmental Entomology. https://doi.org/10.1093/ee/nvad072.

Opportunities and challenges in Asian bee research and conservation - (Peer Reviewed Journal)
Warrit, N., Ascher, J., Basu, P., Belavadi, V., Brockmann, A., Buchori, D., Hughes, A., Krishnan, S., Ngo, H., Williams, P., Zhu, C., Abrol, D., Bawa, K., Bhatta, C., Borges, R.M., Bossert, S., Cervancia, C., Chatthanabun, N., Chesters, D., Devkota, K., Ferrari, R., Ge, J., Huang, D., Jung, C., Koch, J., Orr, M. 2023. Opportunities and challenges in Asian bee research and conservation. Biological Conservation. Article 110173. https://doi.org/10.1016/j.biocon.2023.110173.

Blue orchard bee (Hymenoptera: Megachilidea) origin and orchard growing region affect female retention at artificial nest sites in cherry orchards - (Peer Reviewed Journal)
Scalici, M.B., McCabe, L.M., Alston, D.G., Peterson, S.S., Yost, M.A., Pitts Singer, T. 2023. Blue orchard bee (Hymenoptera: Megachilidea) origin and orchard growing region affect female retention at artificial nest sites in cherry orchards. Environmental Entomology. 52(4):681-691. https://doi.org/10.1093/ee/nvad057.

UCE phylogenomics, biogeography, and classification of long-horned bees (Hymenoptera: Apidae: Eucerini), with insights on using specimens with extremely degraded DNA - (Review Article)
Freitas, F., Branstetter, M.G., Franceschini-Santos, V.H., Dorchin, A., Wright, K., Lopez-Uribe, M., Griswold, T.L., Silveira, F., Almeida, E. 2023. UCE phylogenomics, biogeography, and classification of long-horned bees (Hymenoptera: Apidae: Eucerini), with insights on using specimens with extremely degraded DNA. Insect Systematics and Diversity. 7(4). Article 3. https://doi.org/10.1093/isd/ixad012.

Variation in North American bumble bee nest success and colony sizes under captive rearing conditions - (Peer Reviewed Journal)
Strange, J.P., Tripodi, A.D., Lindsay, T.T., Herndon, J.D., Knoblett, J., Christman, M.E., Barkan, N.P., Koch, J. 2023. Variation in North American bumble bee nest success and colony sizes under captive rearing conditions. Journal of Insect Science. 23(3). Article 10. https://doi.org/10.1093/jisesa/iead032.

Mellitobia acasta (Hymenoptera: Eulophidae) female longevity and life stage-dependent parasitism using commercially managed Megachile rotundata (Hymenoptera: Megachilidae) as hosts - (Peer Reviewed Journal)
Anderson, A.R., Ramirez, R.A., Creech, J.E., Pitts Singer, T. 2023. Mellitobia acasta (Hymenoptera: Eulophidae) female longevity and life stage-dependent parasitism using commercially managed Megachile rotundata (Hymenoptera: Megachilidae) as hosts. Journal of Insect Science. 23(3). Article 5. https://doi.org/10.1093/jisesa/iead031.

Chromosome-scale genome assembly of the rusty patched bumble bee, Bombus affinis (Cresson) (Hymenoptera: Apidae), an endangered North American pollinator - (Peer Reviewed Journal)
Koch, J., Sim, S.B., Scheffler, B.E., Geib, S.M., Smith, T.A. 2023. Chromosome-scale genome assembly of the rusty patched bumble bee, Bombus affinis (Cresson) (Hymenoptera: Apidae), an endangered North American pollinator. G3, Genes/Genomes/Genetics. 13(8). Article jkad119. https://doi.org/10.1093/g3journal/jkad119.

Life cycle of Melittobia acasta (Hymenoptera: Eulophidae) using Megachile rotundata (Hymenoptera: Megachilidae) as a host - (Peer Reviewed Journal)
Anderson, A.R., Ramirez, R.A., Creech, E.J., Pitts Singer, T. 2023. Life cycle of Melittobia acasta (Hymenoptera: Eulophidae) using Megachile rotundata (Hymenoptera: Megachilidae) as a host. Annals of the Entomological Society of America. 116(4):207-218. https://doi.org/10.1093/aesa/saad011.

Effects of geographic origin and temperature on survival, development, and emergence of the managed pollinator, Osmia lignaria - (Peer Reviewed Journal)
Scalici, M.B., McCabe, L.M., Alston, D.G., Pitts Singer, T. 2023. Effects of geographic origin and temperature on survival, development, and emergence of the managed pollinator, Osmia lignaria. Frontiers in Ecology and Evolution. 11. Article 1083448. https://doi.org/10.3389/fevo.2023.1083448.

Threats to ant diversity in Mesoamerica. Chapter in: Insect Decline and Conservation in the Neotropics - (Book / Chapter)
Longino, J.T., Branstetter, M.G. 2024. Threats to ant diversity in Mesoamerica. In: Leon-Cortes, J.L., Cordoba-Aguilar, A., editors. Insect Decline and Conservation in the Neotropics. Cham, CH: Springer, Cham. p. 251–262. https://doi.org/10.1007/978-3-031-49255-6_12.

Odor discrimination after olfactory conditioning of managed solitary bees, Osmia lignaria and Megachile rotundata - (Peer Reviewed Journal)
Stanley-Stahr, C.A., Pitts Singer, T. 2023. Odor discrimination after olfactory conditioning of managed solitary bees, Osmia lignaria and Megachile rotundata. Journal of Insect Behavior. 36:180-194. https://doi.org/10.1007/s10905-023-09825-8.

Establishmentof an olfactory conditioning assay for two solitary, cavity-nesting bees - (Peer Reviewed Journal)
Stanley-Stahr, C.A., Pitts Singer, T. 2023. Establishmentof an olfactory conditioning assay for two solitary, cavity-nesting bees. Journal of Insect Behavior. 36:210-221. https://doi.org/10.1007/s10905-023-09822-x.

Phylogenomics reveals within species diversification but incongruence with color phenotypes in widespread orchid bees (Hymenoptera: Apidae: Euglossini) - (Peer Reviewed Journal)
Sandoval-Arango, S., Branstetter, M.G., Cardoso, C.F., Lopez-Uribe, M.M. 2023. Phylogenomics reveals within species diversification but incongruence with color phenotypes in widespread orchid bees (Hymenoptera: Apidae: Euglossini). Insect Systematics and Diversity. 7(2). Article 1. https://doi.org/10.1093/isd/ixad005.

Examination of hivetop incubator efficacy for emerging Osmia lignaria (Hymenoptera: Megachilidae) and the impact on Apis mellifera (Hymenoptera: Apidae) colonies - (Peer Reviewed Journal)
McCabe, L.M., Cox-Foster, D.L., Pitts-Singer, T. 2023. Examination of hivetop incubator efficacy for emerging Osmia lignaria (Hymenoptera: Megachilidae) and the impact on Apis mellifera (Hymenoptera: Apidae) colonies. Journal of Economic Entomology. 116(2):359-367. https://doi.org/10.1093/jee/toad002.

Novel microsatellite markers for Osmia lignaria (Hymenoptera: Megachilidae): A North American pollinator of agricultural crops and wildland plants - (Peer Reviewed Journal)
Koch, J., Branstetter, M.G., Cox-Foster, D.L., Knoblett, J.N., Lindsay, T.T., Pitts Singer, T., Rohde, A.T., Strange, J.P., Tobin, K.B. 2023. Novel microsatellite markers for Osmia lignaria (Hymenoptera: Megachilidae): A North American pollinator of agricultural crops and wildland plants. Journal of Insect Science. 23(1). Article 1. https://doi.org/10.1093/jisesa/ieac077.

Maternal body condition and season influence RNA deposition in the oocytes of alfalfa leafcutting bees (Megachile rotundata) - (Peer Reviewed Journal)
Hagadorn, M.A., Hunter, F.K., DeLory, T., Johnson, M.M., Pitts Singer, T., Kapheim, K.M. 2023. Maternal body condition and season influence RNA deposition in the oocytes of alfalfa leafcutting bees (Megachile rotundata). Frontiers in Genetics. 13. Article 1064332. https://doi.org/10.3389/fgene.2022.1064332.

Recent and future declines of a historically widespread pollinator linked to climate, land cover, and pesticides - (Peer Reviewed Journal)
Janousek, W.M., Douglas, M.R., Cannings, S., Clement, M.A., Delphia, C.M., Everett, J.G., Hatfield, R.G., Keinath, D.A., Koch, J., McCabe, L.M., Mola, J.M., Ogilvie, J.E., Rangwala, I., Richardson, L.L., Rohde, A., Strange, J.P., Tronstad, L., Graves, T.A. 2023. Recent and future declines of a historically widespread pollinator linked to climate, land cover, and pesticides. Proceedings of the National Academy of Sciences (PNAS). 120(5). Article e2211223120. https://doi.org/10.1073/pnas.2211223120.

Integrative approach resolves the taxonomy of Eulaema cingulata (Hymenoptera, Apidae), an important pollinator in the Neotropics - (Peer Reviewed Journal)
Andrade, T.E., Ramos, K.S., López-Uribe, M.M., Branstetter, M.G., Brandao, C.F. 2022. Integrative approach resolves the taxonomy of Eulaema cingulata (Hymenoptera, Apidae), an important pollinator in the Neotropics. Journal of Hymenoptera Research. 94:247-269. https://doi.org/10.3897/jhr.94.91001.

Captive rearing success and critical thermal maxima of Bombus griseocollis (Hymenoptera: Apidae): A candidate for commercialization? - (Peer Reviewed Journal)
Christman, M.E., Spears, L.R., Koch, J., Lindsay, T.T., Strange, J.P., Barnes, C.L., Ramirez, R.A. 2022. Captive rearing success and critical thermal maxima of Bombus griseocollis (Hymenoptera: Apidae): A candidate for commercialization? Journal of Insect Science. 22(6). Article 2. https://doi.org/10.1093/jisesa/ieac064.

Multiple daily brood cells define the fecundity of Osmia lignaria bees in a semi-natural setting - (Peer Reviewed Journal)
Spendal, R.C., Cane, J.H. 2022. Multiple daily brood cells define the fecundity of Osmia lignaria bees in a semi-natural setting. Apidologie. 53. Article 54. https://doi.org/10.1007/s13592-022-00965-y.

Pollen column, and a wax canopy, in a first nest description of Bombus (Cullumanobombus) morrisoni (Apidae) - (Peer Reviewed Journal)
Koch, J., Cane, J.H. 2022. Pollen column, and a wax canopy, in a first nest description of Bombus (Cullumanobombus) morrisoni (Apidae). Apidologie. 53. Article 31. https://doi.org/10.1007/s13592-022-00943-4.

Pursuing best practices for minimizing wild bee captures to support biological research - (Peer Reviewed Journal)
Montero-Castano, A., Koch, J., Lindsay, T.T., Love, B.G., Mola, J.M., Newman, K., Sharkey, J. 2022. Pursuing best practices for minimizing wild bee captures to support biological research. Conservation Science and Practice. 4(7). Article e12734. https://doi.org/10.1111/csp2.12734.

Out of the temperate zone: A phylogenomic test of the biogeographical conservatism hypothesis in a contrarian clade of ants - (Peer Reviewed Journal)
Branstetter, M.G., Longino, J.T., Reyes-López, J., Brady, S., Schultz, T.R. 2022. Out of the temperate zone: A phylogenomic test of the biogeographical conservatism hypothesis in a contrarian clade of ants. Journal of Biogeography. https://doi.org/10.1111/jbi.14462.

Pesticide risk to managed bees during blueberry pollination is primarily driven by off-farm exposures - (Peer Reviewed Journal)
Graham, K.K., Milbrath, M.O., Zhang, Y., Baert, N., McArt, S., Isaacs, R. 2022. Pesticide risk to managed bees during blueberry pollination is primarily driven by off-farm exposures. Scientific Reports. 12. Article 7189. https://doi.org/10.1038/s41598-022-11156-1.

Improving Osmia lignaria and O. cornifrons (Hymenoptera: Megachilidae) retention with preferred nest materials and attractant spray - (Peer Reviewed Journal)
Pinilla-Gallego, M.S., Rowe, L.M., Gibbs, J., Pitts Singer, T., Isaacs, R. 2022. Improving Osmia lignaria and O. cornifrons (Hymenoptera: Megachilidae) retention with preferred nest materials and attractant spray. Journal of Applied Entomology. 146(6):743-752. https://doi.org/10.1111/jen.13001.

Phylogenomic dating and Bayesian biogeography illuminate an antitropical pattern for eucerine bees - (Peer Reviewed Journal)
Freitas, F.V., Branstetter, M.G., Casali, D.M., Aguiar, A.J., Griswold, T.L., Almeida, E.A. 2022. Phylogenomic dating and Bayesian biogeography illuminate an antitropical pattern for eucerine bees. Journal of Biogeography. 49(6):1034-1047. https://doi.org/10.1111/jbi.14359.

Phylogenomics and historical biogeography of the cleptoparasitic bee genus Nomada (Hymenoptera: Apidae) using ultraconserved elements - (Peer Reviewed Journal)
Odanaka, K.A., Branstetter, M.G., Tobin, K.B., Rehan, S.M. 2022. Phylogenomics and historical biogeography of the cleptoparasitic bee genus Nomada (Hymenoptera: Apidae) using ultraconserved elements. Molecular Phylogenetics and Evolution. 170. Article 107453. https://doi.org/10.1016/j.ympev.2022.107453.

The interception of Bombus impatiens Cresson, 1863 found in imported produce purchased in Kailua-Kona, Hawai‘i - (Peer Reviewed Journal)
Koch, J., King, C.B., Lindsay, T.T., Matsunaga, J.N., Mossman, B. 2022. The interception of Bombus impatiens Cresson, 1863 found in imported produce purchased in Kailua-Kona, Hawai‘i. Hawaiian Entomological Society Proceedings. 54:37-40.

UCE phylogenomics of New World Cryptopone (Hymenoptera: Formicidae) elucidates genus boundaries, species boundaries, and the vicariant history of a temperate-tropical disjunction - (Peer Reviewed Journal)
Branstetter, M.G., Longino, J.T. 2022. UCE phylogenomics of New World Cryptopone (Hymenoptera: Formicidae) elucidates genus boundaries, species boundaries, and the vicariant history of a temperate-tropical disjunction. Insect Systematics and Diversity. 6(1):1-23. Article 6. https://doi.org/10.1093/isd/ixab031.

A review of bee captures in pest monitoring traps and future directions for research and collaboration - (Peer Reviewed Journal)
Spears, L.R., Christman, M.E., Koch, J., Looney, C., Ramirez, R.A. 2021. A review of bee captures in pest monitoring traps and future directions for research and collaboration. Journal of Integrated Pest Management. 12(1):1-12. Article 49. https://doi.org/10.1093/jipm/pmab041.

Phylogeny, biogeography and diversification of the mining bee family Andrenidae - (Peer Reviewed Journal)
Bossert, S., Wood, T.J., Patiny, S., Michez, D., Almeida, E.A., Minckley, R.L., Packer, L., Neff, J.L., Copeland, R.S., Straka, J., Pauly, A., Griswold, T.L., Brady, S.G., Danforth, B.N., Murray, E.A. 2022. Phylogeny, biogeography and diversification of the mining bee family Andrenidae. Systematic Entomology. 47(2):283-302. https://doi.org/10.1111/syen.12530.

Species paraphyly and social parasitism: Phylogenomics, morphology, and geography clarify the evolution of the Pseudomyrmex elongatulus group (Hymenoptera: Formicidae), a Mesoamerican ant clade - (Peer Reviewed Journal)
Ward, P.S., Branstetter, M.G. 2022. Species paraphyly and social parasitism: Phylogenomics, morphology, and geography clarify the evolution of the Pseudomyrmex elongatulus group (Hymenoptera: Formicidae), a Mesoamerican ant clade. Insect Systematics and Diversity. 6(1):1-31. Article 4. https://doi.org/10.1093/isd/ixab025.

UCE phylogenomics resolves major relationships among ectaheteromorph ants (Hymenoptera: Formicidae: Ectatomminae, Heteroponerinae): A new classification for the subfamilies and the description of a new genus - (Peer Reviewed Journal)
Camacho, G.P., Franco, W., Branstetter, M.G., Pie, M.R., Longino, J.T., Schultz, T.J., Feitosa, R.M. 2022. UCE phylogenomics resolves major relationships among ectaheteromorph ants (Hymenoptera: Formicidae: Ectatomminae, Heteroponerinae): A new classification for the subfamilies and the description of a new genus. Insect Systematics and Diversity. 6(1):1-20. Article 5. https://doi.org/10.1093/isd/ixab026.

Phylogenetic relationships and the evolution of host preferences in the largest clade of brood parasitic bees (Apidae: Nomadinae) - (Peer Reviewed Journal)
Sless, T.J., Branstetter, M.G., Gillung, J.P., Krichilsky, E., Tobin, K.B., Straka, J., Rozen, J.G., Freitas, F.V., Martins, A.C., Bossert, S., Searle, J.B., Danforth, B.N. 2021. Phylogenetic relationships and the evolution of host preferences in the largest clade of brood parasitic bees (Apidae: Nomadinae) . Molecular Phylogenetics and Evolution. 166. https://doi.org/10.1016/j.ympev.2021.107326.

Adult body size measurement redundancies in Osmia lignaria and Megachile rotundata (Hymenoptera: Megachilidae) - (Peer Reviewed Journal)
McCabe, L.M., Boyle, N.K., Scalici, M.B., Pitts Singer, T. 2021. Adult body size measurement redundancies in Osmia lignaria and Megachile rotundata (Hymenoptera: Megachilidae). PeerJ. 9. Article e12344. https://doi.org/10.7717/peerj.12344.

Effects of provision type and pesticide exposure on the larval development of Osmia lignaria (Hymenoptera: Megachilidae) - (Peer Reviewed Journal)
Kopit, A.M., Klinger, E., Cox-Foster, D.L., Ramirez, R.A., Pitts Singer, T. 2021. Effects of provision type and pesticide exposure on the larval development of Osmia lignaria (Hymenoptera: Megachilidae). Environmental Entomology. 51(1):240-251. https://doi.org/10.1093/ee/nvab119.

New species of the genus Eoanthidium (Apoidea: Megachilidae: Anthidiini) from the Middle East link the Afrotropical and Palaearctic Realms, with a key to the Palaearctic taxa - (Peer Reviewed Journal)
Kasparek, M., Griswold, T.L. 2021. New species of the genus Eoanthidium (Apoidea: Megachilidae: Anthidiini) from the Middle East link the Afrotropical and Palaearctic Realms, with a key to the Palaearctic taxa. Journal of Natural History. 55(33-34):2083-2110. https://doi.org/10.1080/00222933.2021.1977406.

The roles of phenotypic plasticity and adaptation in morphology and performance of an invasive species in a novel environment - (Peer Reviewed Journal)
Jardeleza, M.G., Koch, J., Pearse, I., Ghalambor, C., Hufbauer, R.A. 2021. The roles of phenotypic plasticity and adaptation in morphology and performance of an invasive species in a novel environment. Ecological Entomology. 47(1):25-37. https://doi.org/10.1111/een.13087.

The invasion of Megachile policaris (Hymenoptera: Megachilidae) to Hawai‘i - (Peer Reviewed Journal)
Koch, J., Tabor, J.A., Montoya-Aiona, K., Eiben, J. 2021. The invasion of Megachile policaris (Hymenoptera: Megachilidae) to Hawai‘i. Journal of Insect Science. 21(5):1-9. Article 4. https://doi.org/10.1093/jisesa/ieab065.

Genetic and usurpation data support high incidence of bumble bee nest invasion by socially parasitic bumble bee, Bombus insularis - (Peer Reviewed Journal)
Koch, J., McCabe, L.M., Love, B.G., Cox-Foster, D.L. 2021. Genetic and usurpation data support high incidence of bumble bee nest invasion by socially parasitic bumble bee, Bombus insularis. Journal of Insect Science. 21(5):1-7. Article 3. https://doi.org/10.1093/jisesa/ieab063.

Identities, concentrations, and sources of pesticide exposure in pollen collected by managed bees during blueberry pollination - (Peer Reviewed Journal)
Graham, K.K., Milbrath, M.O., Zhang, Y., Soehnlen, A., Baert, N., McArt, S., Isaacs, R. 2021. Identities, concentrations, and sources of pesticide exposure in pollen collected by managed bees during blueberry pollination. Scientific Reports. 11. Article 16857. https://doi.org/10.1038/s41598-021-96249-z.

Paraphyly and low levels of genetic divergence in morphologically distinct taxa: Revision of the Pseudoanthidium scapulare complex of carder bees (Apoidea: Megachilidae: Anthidiini) - (Peer Reviewed Journal)
Litman, J.R., Fateryga, A.V., Griswold, T.L., Aubert, M., Proshchalykin, M.Y., Divelec, R.L., Burrows, S., Praz, C.J. 2021. Paraphyly and low levels of genetic divergence in morphologically distinct taxa: Revision of the Pseudoanthidium scapulare complex of carder bees (Apoidea: Megachilidae: Anthidiini). Zoological Journal of the Linnean Society. 195(4):1287-1337. https://doi.org/10.1093/zoolinnean/zlab062.

Assessment of the vulnerability to pesticide exposures across bee species - (Peer Reviewed Journal)
Schmolke, A., Galic, N., Feken, M., Thompson, H., Sgolastra, F., Pitts Singer, T., Elston, C., Pamminger, T., Hinarejos, S. 2021. Assessment of the vulnerability to pesticide exposures across bee species. Environmental Toxicology and Chemistry. 40(9):2640-2651. https://doi.org/10.1002/etc.5150.

A brief assessment of Drosophila suzukii (Diptera: Drosophilidae) abundance in forest and non-forested habitats across an altitude gradient on Mauna Loa, Hawai‘i - (Peer Reviewed Journal)
Curbelo, K., Price, D., Koch, J. 2021. A brief assessment of Drosophila suzukii (Diptera: Drosophilidae) abundance in forest and non-forested habitats across an altitude gradient on Mauna Loa, Hawai‘i. Pacific Science. 75(4):513-524. https://doi.org/10.2984/75.4.4.

Neonicotinoid pesticides cause mass fatalities of native bumble bees: A case study from Wilsonville, Oregon, USA - (Peer Reviewed Journal)
Hatfield, R., Strange, J.P., Koch, J., Jepsen, S., Stapleton, I. 2021. Neonicotinoid pesticides cause mass fatalities of native bumble bees: A case study from Wilsonville, Oregon, USA. Environmental Entomology. https://doi.org/10.1093/ee/nvab059.

Ensemble models predict invasive bee habitat suitability will expand under future climate scenarios in Hawai‘i - (Peer Reviewed Journal)
Tabor, J.A., Koch, J. 2021. Ensemble models predict invasive bee habitat suitability will expand under future climate scenarios in Hawai‘i. Insects. 12(5). Article 443. https://doi.org/10.3390/insects12050443.

Phylogeny, phenology, and foraging breadth of ashmeadiella (Hymenoptera: Megachilidae) - (Peer Reviewed Journal)
Murray, E., Evanhoe, L., Bossert, S., Geber, M.A., Griswold, T.L., McCoshum, S.M. 2021. Phylogeny, phenology, and foraging breadth of ashmeadiella (Hymenoptera: Megachilidae). Insect Systematics and Diversity. 5(3). https://doi.org/10.1093/isd/ixab010.

Reduction in the potential distribution of bumble bees (Apidae: Bombus) in Mesoamerica under different climate change scenarios: Conservation implications - (Peer Reviewed Journal)
Martinez-Lopez, O., Koch, J., Martinez-Morales, M., Navarrete-Gutierrez, D., Enriquez, E., Vandame, R. 2021. Reduction in the potential distribution of bumble bees (Apidae: Bombus) in Mesoamerica under different climate change scenarios: Conservation implications. Global Change Biology. 27(9):1772-1787. https://doi.org/10.1111/gcb.15559.

Ultraconserved element phylogenomics and biogeography of the agriculturally important mason bee subgenus Osmia (Osmia) - (Peer Reviewed Journal)
Branstetter, M.G., Muller, A., Griswold, T.L., Orr, M.C., Zhu, C. 2021. Ultraconserved element phylogenomics and biogeography of the agriculturally important mason bee subgenus Osmia (Osmia). Systematic Entomology. 46(2):453-472. https://doi.org/10.1111/syen.12470.

Integrating UCE phylogenomics with traditional taxonomy reveals a trove of new world syscia species (Formicidae: Dorylinae) - (Peer Reviewed Journal)
Longino, J.T., Branstetter, M.G. 2021. Integrating UCE phylogenomics with traditional taxonomy reveals a trove of new world syscia species (Formicidae: Dorylinae). Insect Systematics and Diversity. 5(2). Article ixab001. https://doi.org/10.1093/isd/ixab001.

From bees to flies: Global shift in pollinator communities along elevation gradients - (Peer Reviewed Journal)
McCabe, L.M., Cobb, N.S. 2021. From bees to flies: Global shift in pollinator communities along elevation gradients. Frontiers in Ecology and Evolution. 8. Article 626124. https://doi.org/10.3389/fevo.2020.626124.

First records, phenology, habitat, and host-plant associations of Macrotera opuntiae (Cockerell) (Hymenoptera: Andrenidae) in Montana - (Peer Reviewed Journal)
Delphia, C.M., Griswold, T.L. 2021. First records, phenology, habitat, and host-plant associations of Macrotera opuntiae (Cockerell) (Hymenoptera: Andrenidae) in Montana. Journal of Melittology. (102):1-10. https://doi.org/10.17161/jom.i102.13700.

Partitioned gene-tree analyses and gene-based topology testing help resolve incongruence in a phylogenomic study of host-specialist bees (Apidae: Eucerinae) - (Peer Reviewed Journal)
Freitas, F.V., Branstetter, M.G., Griswold, T.L., Almeida, E.A. 2020. Partitioned gene-tree analyses and gene-based topology testing help resolve incongruence in a phylogenomic study of host-specialist bees (Apidae: Eucerinae). Molecular Biology and Evolution. 38(3):1090-1100. https://doi.org/10.1093/molbev/msaa277.

Bees of the genus Anthidium Fabricius, 1804 (Hymenoptera: Apoidea: Megachilidae: Anthidiini) from China - (Peer Reviewed Journal)
Nu, Z., Yuan, F., Ascher, J.S., Kasparek, M., Orr, M.C., Griswold, T.L., Zhu, C. 2020. Bees of the genus Anthidium Fabricius, 1804 (Hymenoptera: Apoidea: Megachilidae: Anthidiini) from China. Zootaxa. 4867(1):001-067. https://doi.org/10.11646/zootaxa.4867.1.1.

Diet breadth affects bacterial identity but not diversity in the pollen provisions of closely related polylectic and oligolectic bees - (Peer Reviewed Journal)
Rothman, J.A., Cox-Foster, D.L., Andrikopoulos, C., McFrederick, Q.S. 2020. Diet breadth affects bacterial identity but not diversity in the pollen provisions of closely related polylectic and oligolectic bees. Insects. 11(9). Article 645. https://doi.org/10.3390/insects11090645.

Bark beetle outbreak enhances biodiversity and foraging habitat of native bees in alpine landscapes of the southern Rocky Mountains - (Peer Reviewed Journal)
Davis, T.S., Rhoades, P.R., Mann, A.J., Griswold, T.L. 2020. Bark beetle outbreak enhances biodiversity and foraging habitat of native bees in alpine landscapes of the southern Rocky Mountains. Scientific Reports. 10: Article 16400. https://doi.org/10.1038/s41598-020-73273-z.

Neurotoxic alkaloid in pollen and nectar excludes generalist bees from foraging at death-camas, Toxicoscordion paniculatum (Melanthiaceae) - (Peer Reviewed Journal)
Cane, J., Gardner, D.R., Weber, M. 2020. Neurotoxic alkaloid in pollen and nectar excludes generalist bees from foraging at death-camas, Toxicoscordion paniculatum (Melanthiaceae). Biological Journal of the Linnean Society, London. 131(4):927-935. https://doi.org/10.1093/biolinnean/blaa159.

Biodiversity, community composition, and temporal variability of native bee populations in human-dominated land uses within the seasonally dry tropics - (Peer Reviewed Journal)

Phylogenomic and morphological reevaluation of the bee tribes Biastini, Neolarrini, and Townsendiellini (Hymenoptera: Apidae) with description of three new species of Schwarzia - (Peer Reviewed Journal)
Bossert, S., Copeland, R.S., Sless, T.J., Brady, S.G., Danforth, B.D., Branstetter, M.G., Gillung, J., Straka, J. 2020. Phylogenomic and morphological reevaluation of the bee tribes Biastini, Neolarrini, and Townsendiellini (Hymenoptera: Apidae) with description of three new species of Schwarzia. Insect Systematics and Diversity. 4(6). https://doi.org/10.1093/isd/ixaa013.

Bee phenology is predicted by climatic variation and functional traits - (Peer Reviewed Journal)
Stemkovski, M., Pearse, W.D., Griffin, S.R., Pardee, G.L., Gibbs, J., Griswold, T.L., Neff, J., Oram, R., Rightmyer, M.G., Sheffield, C., Wright, K., Inouye, B.D., Irwin, R.E. 2020. Bee phenology is predicted by climatic variation and functional traits. Ecology Letters. 23(11):1589-1598. https://doi.org/10.1111/ele.13583.

A brief review of monolecty in bees and benefits of a broadened definition - (Peer Reviewed Journal)
Cane, J.H. 2020. A brief review of monolecty in bees and benefits of a broadened definition. Apidologie. https://doi.org/10.1007/s13592-020-00785-y.

A new bee species of the subgenus Ceratina (Rhysoceratina) (Hymenoptera: Apidae) from northernmost South America - (Peer Reviewed Journal)
Florez-Gomez, N.A., Griswold, T.L. 2020. A new bee species of the subgenus Ceratina (Rhysoceratina) (Hymenoptera: Apidae) from northernmost South America. Revista Mexicana de Biodiversidad. https://doi.org/10.22201/ib.20078706e.2020.91.3062.