Notes on the genus Protohermes van der Weele (Megaloptera: Corydalidae) from Vietnam, with description of two new species Author Liu, Xingyue Author Hayashi, Fumio Author Yang, Ding text Zootaxa 2009 2146 22 34 journal article 10.5281/zenodo.188668 af5a272c-5144-45a5-9709-e643e5e3fd9a 1175-5326 188668 Protohermes differentialis (Yang & Yang) ( Fig. 16 ) Neurhermes differentialis Yang & Yang, 1986 . Entomotaxon. 8: 90. Type locality: Guangxi (Longzhou). Neurhermes fangchengensis Yang, 2004 . Insects from Mt. Shiwandashan Area of Guangxi, p. 265. Type locality: Guangxi (Fangcheng). Neurhermes guangxiensis Yang & Yang, 1992 . Iconography of Forest Insects in Hunan China , p. 641. syn. nov. Materials examined . 1ɗ, VIETNAM : Vinh Phu Prov., Tam Dao, 21°45'N , 105°64'E , 960–1230 m , 21/ 25.IV.1995 , A. Shinohara ( NSMT ); 3ɗ, 1Ψ, Vinh Phu Prov., Tam Dao, 1230 m , IV.30. /V.1.1996, M. Owada ( NSMT ); 31ɗ, 12Ψ, Vinh Phu Prov., Tam Dao, 910 m , 21/ 25.IV.1995 ( NSMT ); 5ɗ, 2Ψ, Ha Tay Prov., Tan Vien, 21°3'N , 105°21'E , 28.IV.1995 ( NSMT ); 1Ψ, “ Tonkin , Montes Mauson, April, Mai, 2-3000’,. Fruhstorfer” (a locality in Lang Son Prov., 21°52'N , 107°00'E ) ( MFN ). Distribution. China (Guangxi, Guizhou); Vietnam (Ha Tay Prov., Lang Son Prov., Vinh Phu Prov.). Remarks. This species is a member of the Protohermes differentialis group ( Liu & Yang, 2006b ) and is recorded from Vietnam for the first time. Neurhermes guangxiensis Yang & Yang, 1992 was found to be an junior synonym of Protohermes differentialis (Yang & Yang) as evidenced by the similar description and illustration in the original publication.