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Genus Dinacoma

Small Polyphylla - Dinacoma sanfelipe - - Dinacoma marginata Dinacoma caseyi Blaisdell 1930 - Dinacoma caseyi - male - female Dinacoma caseyi Blaisdell - Dinacoma caseyi - - Dinacoma sanfelipe - male - - Dinacoma - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
Superfamily Scarabaeoidea (Scarab, Stag and Bess Beetles)
Family Scarabaeidae (Scarab Beetles)
Subfamily Melolonthinae (May Beetles and Junebugs)
Tribe Melolonthini
Genus Dinacoma
3 spp. in our area(1): D. caseyi Blaisdell 1930 (in decline) and D. marginata (Casey 1886), D. sanfelipe, Gillett, Osborne, Reil, & Rubinoff, 2020. (2)
Molecular work which provided the stimulus for describing the new species D. sanfelipe:
Rubinoff et al. 2020 (3)
Works Cited
1.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.
2.A new species of melolonthine chafer in the endemic California genus Dinacoma Casey (Coleoptera: Scarabaeidae)
Conrad P.D.T. Gillett,Kendall H. Osborne, J. Bradley Reil, & Daniel Rubinoff. 2020. J. Insect Biodiversity 017 (2): 028-035.
3.Phylogenomics reveals conservation challenges and opportunities for cryptic endangered species ... disappearing desert ecosystem
Daniel Rubinoff, J. Bradley Reil, Kendall H. Osborne, Christopher J. Gregory, Scott M. Geib, Julian R. Dupuis. 2020. Biodiversity and Conservation 29: 2185-2200.