original description
Cobbold E.S. (1921). The Cambrian horizons of Comley (Shropshire) and their Brachiopoda, Pteropoda, Gasteropoda and etc. <em>Quarterly Journal of the Geological Society of London.</em> 76: 325-386., available online at https://www.biodiversitylibrary.org/page/39013892
page(s): 366 [details]
original description
(of Yunnanospira Z. Jiang, 1980 †) Jiang Z. (1980). Monoplacophorans and gastropods fauna of the Meishucun stage from the Meishucun section, Yunnan. <em>Acta Geologica Sinica.</em> 54(2):112-123.
page(s): 120 [details]
original description
(of Reticulatoconus W. Yu, 1983 †) Yu Wen. (1983). Monoplacophora. <em>in: Palaeontological atlas of East China, Part 1, Early Paleozoic.</em> Geol. Publ. House, Beijing, pp. 291-292. [in Chinese].
page(s): 291 [details]
basis of record
Esakova N.V., Zhegallo E.A. (1996). Biostratigrafiya i fauna nizhnego kembriya Mongolii [= Biostratigraphy and fauna of Lower Cambrian of Mongolia]. <em>Moscow: Nauka, 216 pp. [in Russian].</em>
page(s): 175 [details]
additional source
Missarzhevsky, V. V. (1989). Drevneishie skeletnye okamenelosti i stratigrafiia pogranichnykh tolshch Dokembriia i Kembriia [Oldest skeletal fossils and stratigraphy of Precambrian and Cambrian boundary beds]. <em>Trudy Geologicheskogo Instituta, Akademiia Nauk SSSR.</em> 443: 237 pp., 32 pls.
page(s): 177 [details]
From editor or global species database
Fossil range Cambrian [details]