Revision of the fishfly genus Platychauliodes Esben-Petersen (Megaloptera: Corydalidae) endemic to South Africa Author Liu, Xingyue Author Price, Ben W. Author Hayashi, Fumio Author Yang, Ding text Zootaxa 2011 2909 1 13 journal article 46724 10.5281/zenodo.277782 7b44a09a-e536-4924-97bf-df9bd515ba8a 1175-5326 277782 Key to adults of Platychauliodes 1. Antennae ( Figs. 7–8 ) subserrate in male but filiform in female; male tenth tergum ( Fig. 16 ) with distal half narrowly digitiformed and straightly directed posteriad; male tenth sternum ( Fig. 19 ) with median plate posteriorly separated into a pair of round plates........................................................................... P. capensis Barnard - Antennae filiform in both sexes; male tenth tergum ( Figs. 24 , 32 ) with distal half acutely pointed and slightly curved inward; male tenth sternum ( Figs. 28 , 36 ) with median plate separated into a pair of spoon-like lobes, which laterally bear a pair of accessory processes.................................................................................... 2 2. Forewing length 17.2–23.0 mm in male and 26.9–29.8 in female; median plate of male tenth sternum with spoon-like lobes narrow ( Fig. 28 )..................................................................... P. pusillus (McLachlan) - Forewing length 25.9 mm in male and 34.0– 40.5 in female; median plate of male tenth sternum with spoon-like lobes broad ( Fig. 36 )............................................................................... P. thornei Barnard