Taxonomic review of the Rhagonycha flava species group (Coleoptera, Cantharidae), with descriptions of fourteen new species from China Author Xiao, Yun-Feng 0009-0007-0594-9724 Key Laboratory of Zoological Systematics and Application, School of Life Science, Hebei University, Baoding 071002, Hebei Province, China. & xyfxr 1005 @ 163. com; https: // orcid. org / 0009 - 0007 - 0594 - 9724 xyfxr1005@163.com Author Liu, Hao-Yu 0000-0003-1383-5560 Key Laboratory of Zoological Systematics and Application, School of Life Science, Hebei University, Baoding 071002, Hebei Province, China. & Hebei Basic Science Center for Biotic Interaction, Hebei University, Baoding 071002, China. & liuhy @ hbu. edu. cn; https: // orcid. org / 0000 - 0003 - 1383 - 5560 liuhy@hbu.edu.cn Author Yang, Xing-Ke 0000-0003-3676-6828 Key Laboratory of Zoological Systematics and Evolution, Institute of Zoology, Chinese Academy of Sciences, Beijing, China. & yangxk @ ioz. ac. cn; https: // orcid. org / 0000 - 0003 - 3676 - 6828 yangxk@ioz.ac.cn Author Yang, Yu-Xia 0000-0002-3118-6659 Key Laboratory of Zoological Systematics and Application, School of Life Science, Hebei University, Baoding 071002, Hebei Province, China. & Hebei Basic Science Center for Biotic Interaction, Hebei University, Baoding 071002, China. & yxyang @ hbu. edu. cn; https: // orcid. org / 0000 - 0002 - 3118 - 6659 * Corresponding authors yxyang@hbu.edu.cn text Zootaxa 2024 2024-10-31 5534 1 1 69 http://dx.doi.org/10.11646/zootaxa.5534.1.1 journal article 10.11646/zootaxa.5534.1.1 1175-5334 14023514 C36ED8DA-FCF2-44FE-A38E-41112A1C0D6D
Rhagonycha furcatiformis Wittmer, 1997: 328 , figs 206, 207.
Type material examined. HOLOTYPE ♂ ( NMPC ), [p] “ China Sichuan 23. ‒27.VI. / Jiulonggou nr. Dayi / 70 km W Chengdu / M. Trýzna lgt. 1993”, [p] “ HOLOTYPUS ”, [h] “Rhag. / furcatiformis / Wittm. / det. W. Wittmer ”.
Other material examined. CHINA , Sichuan: 1♂, 1♀ ( MHBU ), 70 km, West Chengdu, Qingcheng Hou Shan mts. , 30°44' N, 103°08' E, 1500 m, 1‒06.VI.2005, leg. S. Murzin.
Descriptive notes. Male ( Fig. 1B ).Aedeagus moderately swollen laterally near middle ( Fig. 2D, E ), moderately swollen ventrally in lateral view ( Fig. 2F ); ventral processes of parameres abruptly thinned apically near bases, with apices narrowly rounded, approaching to each other in ventral view ( Fig. 2D ), and nearly straight in lateral view ( Fig. 2F ); conjoint dorsal plate of parameres feebly longer than ventral processes ( Fig. 2D, F ), with apical margin roundly and deeply emarginate in middle, lateral margins distinctly diverging apically, latero-apical angles rounded in dorsal view ( Fig. 2E ), and feebly cinclined ventrally in lateral view ( Fig. 2F ); the emargination between conjoint dorsal plate and ventral process about 1/3 length of aedeagus ( Fig. 2F ).
Female. Internal organ of reproductive system ( Fig. 3B ): vagina stout and abruptly thinned at ventroapical portion into a moderately long tube, where diverticulum and spermathecal duct arising separately; diverticulum long and spiral, evenly thin along the whole length; spermathecal duct short, about 1/6 length of apical tube of vagina; spermatheca provided with a spiral tube, evenly thin along the whole length and nearly as long as diverticulum; accessory gland long, about twice longer than spermatheca.
Abdominal sternite VIII ( Fig. 4B ) strongly narrowed posteriorly, widely triangular at latero-apical angles, and trapezodinally protuberant in middle of posterior margin.
Destribution ( Fig. 35 ). China (Sichuan).