Serina Gredler (Gastropoda, Stylommatophora: Enidae), the continuous-peristomed mountain snails endemic to the eastern slope of the Qinghai-Xizang Plateau Author Wu, Min Author Xu, Qin text Zootaxa 2013 3620 1 43 66 journal article 10.11646/zootaxa.3620.1.2 60ae7d68-88b7-4da4-acae-6e4cda073ea0 1175-5326 283400 3870AC9F-A4EE-4E36-86C7-E1D6967A2A2E 1. Serina belae (Hilber, 1883) Figs. 1 , 2A ; Tables 1 , 3 Buliminus ( Zebrina ?) Belae Hilber, 1883 : 1367, pl. 5, figs. 11, 12. Buliminus ( Clausiliopsis ) belae— Möllendorff, 1901: 370. Buliminus (?) belae— Kobelt, 1902: 552, pl. 86, figs. 20–23. Serina belae— Yen, 1939: 87, pl. 8, fig. 19. Chen, Zhou, Luo & Zhang, 2003: 442. Type locality. Bangda (SE Xizang Autonomous Region). Material examined. SMF-42069: 1 paratype . Panto (=Ben-to, new spelling is Bangda, 29°24ʹN, 98°42ʹE, neighbouring to N Yunan and now of Xizang Autonomous Region), Yunnan, China . Hng. Nat. Mus. G. (just labeled on SMF-42069). Distribution. SE Xizang Autonomous Region. Diagnosis. Shell cylindrical-conic, with the most swollen part occurred at penultimate whorl and body whorl. Suture simple. Last whorl ascending immediately near aperture; straight at periphery. Aperture not duplicate; completely attached to body whorl. Columella with two teeth. Shell. Cylindrical-conic; dextral; with apex not abruptly pointed; with the most swollen part occurred at penultimate whorl or body whorl; height 12.4, diameter major 3.9, ratio of shell height /diameter major 3.17. Growth lines usually not very clear. Whorls 9 5/8, slightly convex. Embryonic shell 1 5/8 whorls. Postnuclear whorls smooth. Suture simple. Last whorl ascending immediately near aperture; more or less straight at periphery; with a rugate region with abapertural crowded and/or thickened growthline-like folds. Aperture not duplicate; wavy; ovate; quite oblique; completely attached to body whorl; height 3.3, width 2.8, ratio of shell height /apertural height 3.71. Peristome and parietal callus almost completely fusing except for a channel at upper insertion of peristome. Reflexed part of peristome straight and not curved backward. Abapertural peripheral depression on body whorl spirally extending for ca. 1 whorl. Columella with 2 teeth. Columellar margin reflexed. Columella oblique. Umbilicus widely open. Apex yellowish brown; subsequent whorls whitish. Aperture white. Measured specimen:SMF-42069: 1 shell.