Xestomyzinae
Genus Guides
1Xestomyzinae is a of stiletto flies (Therevidae) within the order Diptera. Members of this subfamily are characterized by distinctive morphological features that separate them from other therevid subfamilies, particularly in structure and wing venation. The subfamily is relatively small and understudied compared to the main subfamily Therevinae.
Pronunciation
How to pronounce Xestomyzinae: /ˌzɛstoʊˈmɪzaɪniː/
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Identification
Xestomyzinae can be distinguished from the larger Therevinae by the presence of a reduced or absent postvertical bristle on the , and differences in the arrangement of bristles on the . The wing venation typically shows a more pronounced bend in M1. Males often have distinctive modifications to the terminalia.
Images
Distribution
of Xestomyzinae have been recorded from Australia, southern Africa, and parts of the Neotropical region. The appears to have a disjunct southern hemisphere distribution pattern.
Similar Taxa
- TherevinaeThe other major of Therevidae; distinguished by presence of postvertical bristles and different scutal chaetotaxy