Description of a new species of Sinocaulus Fairmaire from China (Coleoptera: Dascillidae) Author Jin, Zhenyu Author Ślipiński, Adam Author Wang, Wenkai text Zootaxa 2015 3974 4 582 588 journal article 10.11646/zootaxa.3974.4.9 bddc0735-4e3a-41db-bff2-deffae256cc8 1175-5326 239194 30EC4B9F-8C2A-41BA-A16E-FD6AEE80A19B Key to the species of Sinocaulus ( S. laticollis Fairmaire, 1891 is not included because its taxonomic position is unclear.) 1. Eyes strongly protuberant; scutellar shield about as long as wide; sternite IX obtuse apically.......................... 2 - Eyes moderately protuberant; scutellar shield distinctly transverse; sternite IX trapezoidal apically...................... 3 2. Aedeagus with phallobase pointed at base, ventral lobes obviously shorter than dorsal lobe................................................................................................. S. omiensis Jin, Ślipiński & Pang, 2013 - Aedeagus with phallobase truncated at base ( Fig. 22 ), ventral lobes slightly shorter than dorsal lobe........................................................................................................ S. truncatus sp. nov. 3. Mentum strongly wider than long; pronotum dark brown; tergite X with apex trapezoidal; penis with dorsal lobe with apex very slender and narrowly rounded............................................ .. S. rubrovelutinus Fairmaire, 1878 - Mentum slightly wider than long; pronotum reddish; tergite X with apex truncate; penis with dorsal lobe acute apically.......................................................................... S. clypeatus Jin, Ślipiński & Pang, 2013