Opisthius richardsoni

Kirby, 1837

Opisthius richardsoni is a in the , to northern North America. It is frequently mistaken for (Cicindelinae) due to its superficial resemblance, a common identification error among . The occurs across Alaska, Canada, and the northern United States.

Opisthius richardsoni by (c) Koji Shiraiwa, some rights reserved (CC BY), uploaded by Koji Shiraiwa. Used under a CC-BY license.Opisthius richardsoni by David R. Maddison. Used under a CC BY 3.0 license.Opisthius richardsoni 307896821 by Koji Shiraiwa. Used under a CC BY 4.0 license.

Pronunciation

How to pronounce Opisthius richardsoni: /oʊˈpɪsθiəs rɪˈtʃɑrdsoʊnaɪ/

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Identification

Superficially resembles (Cicindelinae) in general body form, leading to frequent misidentification. Distinguished from true tiger beetles by characters of the Nebriinae: differs in structure, shape, and other subtle morphological features not detailed in available sources. Distinguished from the similarly confusing Elaphrus by characters that allow separation of Opisthiini from Elaphrini.

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Distribution

Alaska; Canada; United States (northern regions). Present in North America.

Human Relevance

Known primarily as a that causes identification confusion among and , who frequently mislabel specimens as Elaphrus or mistake it for .

Similar Taxa

  • ElaphrusBoth are frequently confused with ; specimens of Opisthius richardsoni have been mislabeled as Elaphrus by .
  • Cicindelinae (tiger beetles)Superficial resemblance in body form leads to frequent misidentification; true differ in structure, , and other diagnostic characters.

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Sources and further reading