门: 腕足动物门
纲: 舌型贝纲
目: 舌型贝目
科: 新圆货贝科
属:新圆货贝属
种: 乌龙箐新圆货贝
描述:
贝壳外轮廓为圆形。表面具生长纹,无明显凹坑或脓疱纹饰。腹壳假绞合面高,发育有近三角形的肉茎孔。背壳假绞合面很低,新月形的边缘。腹侧内部结构短。腹侧可见棒状脉管。背侧内部具长隔板,长度约为瓣长度的1/3。壳瓣边缘刚毛细长,紧密排列,超出壳瓣边缘约5毫米。
Phylum: Brachiopoda Schindewolf, 1955
Class: Lingulata Gorjansky & Popov, 1985
Order: Lingulida Waagen, 1885
Family: Neobolidae Walcott and Schuchert in Walcott, 1908
Genus:Neobolus Waagen, 1885
Specie: Neobolus wulongqingensis Zhang, Strotz, Topper, and Brock, 2019
Description:
Shell in subcircular outline; no visible pits or pustules on surface, peripherally ornamented with distinct growth lines; ventral pseudointerarea orthocline to apsacline with wide and triangular pedicle groove; dorsal pseudointerarea forming narrow, crescent-shaped rim; ventral visceral field short, slightly thickened and not extending beyond midvalve; dorsal interior with long median septum extending to or beyond 1/3 valve length; short spirolophe lophophore present; marginal chaetae long and closely packed, extending up to 4.6mm beyond the valve margin, forming a distinctive chaetal fringe; ventral mantle canals baculate.
时代:寒武纪,第二统,第四阶
主要产地: 云南东部的许多地区,包括昆明的高娄坊段、马隆的坎福清段、武定的石江郡段和会泽的大海段。
Age: Cambrian, Series 2, Stage 4
Principal localities: Wide area of eastern Yunnan, comprising the Gaoloufang section in Kunming, Kanfuqing section in Malong, Shijiangjun sections in Wuding, and Dahai section in Huize.
Zhang, Z.F. et al. 2019. An encrusting kleptoparasite-host interaction from the early Cambrian. Nature communications, 11(2625).