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Family Silphidae - Carrion Beetles

Necrophila americana American burying beetle - Nicrophorus americanus Burying Beetle - Nicrophorus pustulatus Sexton Beetle with Mites at Lights - Nicrophorus orbicollis American Carrion Beetle - Necrophila americana Sow bug ?? Unknown. Please help - Nicrophorus orbicollis Northern Carrion Beetle - Thanatophilus lapponicus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Longhorn, Leaf and Snout Beetles)
Superfamily Staphylinoidea (Rove, Carrion and Fungus Beetles)
Family Silphidae (Carrion Beetles)
Numbers
30 endemic species on record for North America north of Mexico, all of which are imaged here in Bugguide.
Family SILPHIDAE
Genus Aclypea
Aclypea bituberosa
Aclypea opaca
Genus Heterosilpha
Heterosilpha aenescens
Heterosilpha ramosa
Genus Necrodes
Necrodes surinamensis
Genus Necrophila
Necrophila americana
Genus Nicrophorus
Nicrophorus americanus
Nicrophorus carolinus
Nicrophorus defodiens
Nicrophorus guttula
Nicrophorus hybridus
Nicrophorus investigator
Nicrophorus marginatus
Nicrophorus mexicanus
Nicrophorus nigrita
Nicrophorus obscurus
Nicrophorus orbicollis
Nicrophorus pustulatus
Nicrophorus sayi
Nicrophorus tomentosus
Nicrophorus vespilloides
Genus Oiceoptoma
Oiceoptoma inaequale
Oiceoptoma noveboracense
Oiceoptoma rugulosum
Genus Oxelytrum
Oxelytrum discicolle
Genus Thanatophilus
Thanatophilus coloradensis
Thanatophilus lapponicus
Thanatophilus sagax
Thanatophilus trituberculatus
Thanatophilus truncatus
Identification
Antennae of Silphidae are distinctive, for example:

Habitat
Found in many different habitats, usually associated with carrion (dead animals). Several species are attracted to UV and mercury vapor lights.
Life Cycle
Species in the genus Nicrophorus are unique in being one of the few insects that exhibit parental care of their young.
Print References
American Beetles, Vol. 1, Chapter 21 (1)
Works Cited
1.American Beetles, Volume I: Archostemata, Myxophaga, Adephaga, Polyphaga: Staphyliniformia
By Arnett, R.H., Jr., and M. C. Thomas. (eds.)