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Genus Sphaerius

Specimen 1, lateral - Sphaerius Specimen 2, ventral close - Sphaerius Specimen 3, dorso-lateral, wings spread - Sphaerius Specimen 3, dorsal folded left wing - Sphaerius Specimen 3, lateral close (left palp missing) - Sphaerius Specimen 3, anterior (left palp missing) - Sphaerius minute bog beetles  Sphaerius sp. - Sphaerius Sphaerius larvae?? - Sphaerius
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Myxophaga (Minute Bog and Skiff Beetles)
Family Sphaeriusidae (Minute Bog Beetles)
Genus Sphaerius
Synonyms and other taxonomic changes
Microsporus Kolenati 1846
genus needs revision
Explanation of Names
Sphaerius Waltl 1838
Numbers
3 nominal spp. n. of Mex. (1), (~20 spp. worldwide)
Size
0.5-1.2 mm (1)
Range
so. US & WA (1)(2)
worldwide except S. Amer,