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Subfamily Sphaeridiinae

Dung Beetle - Sphaeridium lunatum - female Cow dung Hydrophilidae - Sphaeridium scarabaeoides Megasternum posticatum (Mannerheim) - Megasternum posticatum Small Oval Hydrophilid ? - Phaenonotum exstriatum Water Scavenger Beetle- maybe Megasternum posticatum - Megasternum concinnum Unknown Beetle - Cercyon praetextatus Sphaeridium ? - Sphaeridium scarabaeoides Water Scavenger Beetle - Coelostoma orbiculare
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Staphyliniformia)
Superfamily Hydrophiloidea
Family Hydrophilidae (Water Scavenger Beetles)
Subfamily Sphaeridiinae
Synonyms and other taxonomic changes
NA fauna revised in (1)
Explanation of Names
Sphaeridiinae Latreille 1802
Numbers
>120 spp. in 12 genera of 3 tribes in our area(2), ~1,000 spp. in >90 genera of 5 tribes total(3)
Range
worldwide(2)
Habitat
semi-aquatic or terrestrial(2)
Works Cited
1.Revision of the subfamily Sphaeridiinae of America north of Mexico (Coleoptera: Hydrophilidae)
Smetana A. 1978. Mem. Ent. Soc. Canada 105: 1–292.
2.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.
3.Catalogue of Life