†Prosphyracephala rubiensis Lewis 1971 (stalk-eyed fly)
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Full reference: S. E. Lewis. 1971. A new species of fossil Diptera (Diopsidae) from the Ruby River Basin (Oligocene) of Montana. Annals of the Entomological Society of America 64:959-960
Belongs to Prosphyracephala according to O. Lonsdale 2020
See also Lewis 1971
Sister taxa: Prosphyracephala kerneggeri, Prosphyracephala succini
Type specimen: John Alley collection RR 6-390, an exoskeleton. Its type locality is Ruby River Site 6, which is in a Whitneyan lacustrine - large shale in the Renova Formation of Montana.
Ecology:
Distribution: found only at Ruby River Site 6
Specimen images are retrieved through the ePANDDA API.
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