Notes on the extinct family Protapioceridae, with description of a new species from China (Insecta: Diptera: Asiloidea) Author Zhang, Kuiyan Author Yang, Ding Author Ren, Dong text Zootaxa 2007 1530 27 32 journal article 10.5281/zenodo.177713 a00002c5-bbdf-4c1c-9e51-0a8aa5e78c72 1175-5326 177713 Key to species of Protapiocera 1 Veins R2+3 and R4 converged apically; cell m2 acute basally ................... Protapiocera convergens sp. nov. - Veins R2+3 and R4 distinctly separated apically; cell m2 subquadrate basally .............................................. 2 2 Cell d long; crossvein r-m located at basal 1/4 of cell d; vein A2 long ............... Protapiocera ischyra Ren - Cell d short; crossvein r-m nearly located at middle of cell d; vein A2 short ..... Protapiocera megista Ren