Thread subject: Diptera.info :: Dialysis sp. (Xylophagidae) from USA

Posted by John Carr on 26-08-2019 13:00
#3

Eastern species in the revision by Webb (1978):

D. elongata has broad dark band along basal margins of tergites and cell m3 absent.

D. fasciventris has broad dark band along basal margins of tergitess and cell m3 present or rarely reduced.

D. rufithorax has median spots at bases of tergites not reaching lateral margins and cell m3 present.