Prionochaeta opaca

(Say, 1825)

Small Carrion Beetle

Prionochaeta opaca is a small in the . It is one of two in the Prionochaeta and is widely distributed across North America. The species is associated with carrion and decaying matter, though detailed biological studies remain limited.

Pronunciation

How to pronounce Prionochaeta opaca: /ˌpraɪoʊnoʊˈkiːtə oʊˈpækə/

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Identification

Prionochaeta opaca can be distinguished from the only other North in the , P. hirsuta, by its less densely (hairy) body surface. As a member of the Cholevinae, it exhibits the characteristic small size and somewhat hump-backed body form typical of this group.

Distribution

Eastern and central North America, from Canada (Manitoba, New Brunswick, Nova Scotia, Ontario, Prince Edward Island, Quebec) throughout the eastern and central United States, ranging from Maine and Florida west to Texas and the Great Plains states.

Diet

Carrion and decaying matter; specific feeding habits have been inferred from -level associations with carrion substrates.

Ecological Role

Member of carrion-associated ; contributes to decomposition through scavenging activity.

Similar Taxa

  • Prionochaeta hirsutaOnly other North congeneric; distinguished by denser body setation.
  • Other Cholevinae (small carrion beetles)Similar size and general ; requires examination of genitalic characters and setal for definitive identification.

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Sources and further reading