Pterocalla costalis
Encyclopedia
Pterocalla costalis is a species of ulidiid or picture-winged fly in the genus Pterocalla
Pterocalla
Pterocalla is a genus of ulidiid or picture-winged fly in the family Ulidiidae.-Species:*Pterocalla amazonica*Pterocalla angustipennis*Pterocalla bella*Pterocalla costalis*Pterocalla guttulata*Pterocalla maculata...

of the family Ulidiidae.
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