Helops angustus

LeConte, 1859

Helops angustus is a of darkling beetle in the Tenebrionidae, first described by LeConte in 1859. Darkling beetles in this are characterized by elongated, somewhat flattened bodies and with bead-like segments. Members of Helops are typically found in arid and semi-arid of western North America. The genus is distinguished from similar tenebrionid genera by its relatively slender form and antennal structure.

Pronunciation

How to pronounce Helops angustus: //ˈhɛlɒps æŋˈɡʌstəs//

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Identification

Helops angustus can be distinguished from ground beetles (Carabidae) by its bead-like antennal segments and concealed hidden beneath the , rather than the exposed, forward-directed jaws of carabids. It differs from the -standing Eleodes by lacking the defensive head-stand and having a more elongate, less robust body form. Within Helops, H. angustus is recognized by its slender, elongated body shape consistent with its specific epithet.

Habitat

Arid and semi-arid of western North America, including desert and prairie environments.

Distribution

Western North America.

Similar Taxa

  • Eleodes spp.Both are darkling beetles (Tenebrionidae) with similar overall body form, but Eleodes exhibits distinctive -standing defensive and has a more robust, rounded body shape compared to the slender Helops.
  • Carabidae (ground beetles)Superficially similar dark coloration and ground-dwelling habit, but ground beetles have thread-like with segments longer than wide, exposed forward-directed , and typically rapid running .

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