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This site contains data and articles about the genetics of the red flour beetle, Tribolium castaneum, and related species. Mutant and wild type stocks collected and/or generated by the former Beeman lab (and now maintained under the sponsorship of Dr. Brenda Oppert) are available for use by researchers and teachers. They may be requested by e-mailing Sue Haas at merrilee.haas@ars.usda.gov.