Cyrtopogon caesius
Melander, 1923
Cyrtopogon caesius is a of robber fly in the Asilidae, described by Melander in 1923. The Cyrtopogon comprises predatory flies that hunt other insects in . As with other Asilidae, they are characterized by strong legs for capturing prey and a prominent for subduing victims. The specific epithet "caesius" refers to a blue-gray coloration.
Pronunciation
How to pronounce Cyrtopogon caesius: //ˌsɪrtoʊˈpoʊɡɒn ˈsiːsiəs//
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Identification
Within the Cyrtopogon, identification typically requires examination of male terminalia and other subtle morphological features. The specific epithet "caesius" suggests blue-gray coloration, which may help distinguish it from . Definitive identification requires reference to Melander's 1923 original description and subsequent taxonomic revisions.
Behavior
Courtship has been observed in Cyrtopogon robber flies, as documented in photographic records from the .
Ecological Role
As a member of Asilidae, likely functions as an aerial of other insects, contributing to of prey .
Similar Taxa
- Cyrtopogon willistoniCongeneric found in similar geographic regions (Colorado); both are medium-sized robber flies in the same requiring careful examination for separation
More Details
Taxonomic Note
The specific epithet "caesius" is Latin for blue-gray or bluish, referring to the coloration of the .