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Genus Uloma

beetle - Uloma mentalis darkling beetle - Uloma impressa Beetle - Uloma Uloma imberbis  ????  Please det. - Uloma punctulata Uloma imberbis Beetle - Uloma imberbis Uloma sp. - Uloma punctulata darkling beetle - Uloma punctulata
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 Cucujiformia)
Superfamily Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
Family Tenebrionidae (Darkling Beetles)
Subfamily Tenebrioninae
Tribe Ulomini
Genus Uloma
Explanation of Names
Uloma Laporte 1840
5 described spp. in our area(1) + one unnamed in FL(2)
7-12 mm
Medium-sized, oblong beetles, brownish to black, found in decaying logs. Characteristics (3):
antennae beaded, widen towards tip
base of pronotum not margined
pygidium (tip of abdomen) not exposed--covered by elytra
front tibia widened, outer (dorsal) margin coarsely serrate [unlike in the similar Eutochia(2)]
last segment of maxillary palpi usually triangular (rarely obliquely truncate)
mostly holarctic; widespread and common in NA, mostly eastern(2)(1); U. impressa ranges north into ON, U. longula (the only western sp.), into BC(4)
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.The Darkling Beetles of Florida and Eastern United States
3.A Manual of Common Beetles of Eastern North America
Dillon, Elizabeth S., and Dillon, Lawrence. 1961. Row, Peterson, and Company.
4.Bousquet Y., ed. (1991) Checklist of the beetles of Canada and Alaska