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Tribe Coelostomatini

Hydrophilidae - Phaenonotum exstriatum Hydrophilidae - Phaenonotum exstriatum Hydrophilidae from rotting Saguaro Cactus  - Dactylosternum cacti Beetle - Dactylosternum Small beetle - Dactylosternum Beetle with brown Black Beetle - Dactylosternum Small Oval Hydrophilid ? - Phaenonotum exstriatum
Classification
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)
No Taxon (Series Staphyliniformia)
Superfamily Hydrophiloidea (Water Scavenger and Clown Beetles)
Family Hydrophilidae (Water Scavenger Beetles)
Subfamily Sphaeridiinae
Tribe Coelostomatini
Explanation of Names
Coelostomatini Heyden 1891
Numbers
5 spp. in 2 genera in our area, >200 spp. in 18 genera worldwide(1)
Works Cited
1.American Beetles, Volume I: Archostemata, Myxophaga, Adephaga, Polyphaga: Staphyliniformia
Arnett, R.H., Jr., and M. C. Thomas. (eds.). 2000. CRC Press LLC, Boca Raton, FL.