A review of the genera Prismognathus Motschulsky and Cladophyllus Houlbert (Coleoptera: Scarabaeoidea: Lucanidae) from China, with the description of two new species Author Huang, Hao Author Chen, Chang-Chin text Zootaxa 2012 3255 1 36 journal article 10.5281/zenodo.280626 bdb9a932-2643-48f1-8545-cfeb75a683cd 1175-5326 280626 Key to the female Prismognathus and Cladophyllus from China (using genitalic characters only) Prismognathus sinensis , P. p i l u e n s i s and Cladophyllus nobuhikoi are not included in the following key, as their genitalia have not been examined. 1 Spermathecal duct wide. Base of spermatheca near the attachment point of the spermathecal gland thinner than spermathecal duct................................................................................... 2 ( Cladophyllus ) - Spermathecal duct thin. Base of spermatheca near the attachment point of the spermathecal gland wider than spermathecal duct...................................................................................... 3 ( Prismognathus ) 2 Spermathecal duct about as long as hemisternite. Base of spermatheca relatively wide.............. C. oberthuri Houlbert - Spermathecal duct shorter than hemisternite. Base of spermatheca relatively thin.................. C. bousqueti Boucher 3 Spermathecal gland obsolete, not wider than its duct.......................................................... 4 - Spermathecal gland markedly wider than its duct........................................................... 6 4 Spermatheca longer and wider than the combined hemisternites. Spermathecal duct about half as long as spermatheca....................................................................... P. kanghianus kanghianus (Didier & Séguy) - Spermatheca neither longer nor wider than the combined hemisternites. Spermathecal duct longer than half of the spermatheca.................................................................................................... 5 5 Contracted basal portion of spermatheca markedly long and tuber-like....................... P. haojiani Huang & Chen - Contracted basal portion of spermatheca short and conical.................................... P. arcuatus (Houlbert) 6 Contracted basal portion of spermatheca longer than or as long as half of the spermatheca.............. P. davidis Deyrolle - Contracted basal portion of spermatheca shorter than half of the spermatheca..................................... 7 7 Spermatheca relatively large and markedly longer than the whole sclerotized part of female genitalia. Spermathecal gland about as large as hemisternite........................................................... P. klapperichi Bomans - Spermatheca relatively small and shorter than the whole sclerotized part of female genitalia. Spermathecal gland markedly smaller than hemisternite............................................................................... 8 8 Spermatheca plus spermathecal duct about as long as the whole sclerotized part of female genitalia. Spermatheca relatively small and markedly narrower than the combined hemisternites.................................................. 9 - Spermatheca plus spermathecal duct markedly longer than the whole sclerotized part of female genitalia. Spermatheca relatively large and not markedly narrower than the combined hemisternites...................................... 10 9 Basal part of spermatheca more contracted as a tube......................................... P. nigricolor Boucher - Basal part of spermatheca gradually contracted, not like a tube.................................. P. sukkitorum Nagai 10 Spermathecal duct approximately half the length of the spermatheca........................................... 11 - Spermathecal duct longer than half the length of the spermatheca.............................................. 12 11 Hemisternite not markedly elongate. Spermatheca without a tuber-like basal portion..................... P. siniaevi Ikeda - Hemisternite markedly elongate. Spermatheca with a tuber-like basal portion............................................................................................... P. triapicalis (Houlbert) subspecies (outside of Sichuan) 12 Spermathecal gland plus its duct longer than half of the spermatheca......................................................... P. dauricus (Motschulsky) , P. triapicalis (Houlbert) (Sichuan) , P. alessandrae Bartolozzi , P. formosanus Nagel - Spermathecal gland plus its duct shorter than half of the spermatheca........................................... 13 13 Spermatheca less sclerotized. Hemisternite more elongated.................................. P. shani Huang & Chen - Spermatheca more sclerotized. Hemisternite less elongated............................... P. prossi Bartolozzi & Wan