Hadrokolos
Martin, 1959
Species Guides
3Hadrokolos is a of robber flies (Asilidae) established by Martin in 1959. The genus contains at least four described distributed in North America. As members of the Asilidae , species in this genus are predatory flies. The genus is relatively small and understudied compared to larger asilid genera.
Pronunciation
How to pronounce Hadrokolos: /ˌhædroʊˈkoʊloʊs/
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Identification
Identification to level requires examination of morphological characters typical of Asilidae, including the mystax (bristles on the ), leg spines, and wing venation. Specific diagnostic features distinguishing Hadrokolos from related genera have not been summarized in accessible literature. Specimens should be compared with type material or keys for accurate determination.
Distribution
The occurs in North America. Known distributions include: Hadrokolos texanus from Texas; Hadrokolos cazieri and Hadrokolos pritchardi from Arizona; and Hadrokolos notialis from southern regions (type locality Florida).
Behavior
As robber flies, in this are aerial that capture other insects in . This predatory is characteristic of the Asilidae but specific behavioral observations for Hadrokolos species have not been documented.
Similar Taxa
- Other Asilidae generaMany small to medium-sized asilid share general body plan and predatory habits. Hadrokolos may be distinguished by combinations of facial bristle arrangement, leg spine patterns, and male terminalia, though these characters require examination.
More Details
Species list
Four described : Hadrokolos cazieri Martin, 1959; Hadrokolos notialis Martin, 1967; Hadrokolos pritchardi Martin, 1959; Hadrokolos texanus (Bromley, 1934). The latter was originally described in the Dasyllis before transfer to Hadrokolos.
Taxonomic history
The was established by C.H. Martin in 1959 with Hadrokolos cazieri as the type . Martin published additional species in 1959 and 1967. The genus has received limited subsequent taxonomic attention.