original description
He [Ting-gui] & Yang [Xianhe]. (1982). (Lower Cambrian Meishucun Stage of the western Yangtze stratigraphic region and its small shelly fossils. <em>Bulletin of Chengdu Institute of Geology and Mineral Resources, Chinese Academy of Geological Sciences.</em> 3: 69-95 (in Chinese).
page(s): pl. 2, figs. 14, 15, 17 [details]
original description
(of Helcionella yunnanensis W.-T. Zhang & Babcock, 2002 †) Zhang, W.-T. [Wentang] & Babcock, L. (2002). Helcionelloid mollusk from the Lower Cambrian Heilinpu Formation, Chengjiang, Yunnan. <em>Acta Palaeontologica Sinica.</em> 41: 303-307.
page(s): 305, fig. 1 A, B [details]
basis of record
Parkhaev, P. Y.; Demidenko, Y. E. (2010). Zooproblematica and mollusca from the Lower Cambrian Meishucun section (Yunnan, China) and taxonomy and systematics of the Cambrian small shelly fossils of China. <em>Paleontological Journal.</em> 44(8): 883-1161., available online at https://doi.org/10.1134/s0031030110080010
page(s): 1021 [details] Available for editors [request]
From editor or global species database
Type locality China, Yunnan Province, Jinning County, Kunyang (Zhujiaqing Formation, Zhongyicun Member) [details]