original description
Grabau A.W. (1900). Palaeontology of the Cambrian terranes of the Boston Basin. <em>Occasional Papers of the Boston Society of Natural History.</em> 4: 609-694. [details]
original description
(of Heraultia varensalensis Cobbold, 1935 †) Cobbold E.S. (1935). Cambrian faunas from Herault, France. <em>Annals and Magazine of Natural History, series 10.</em> 16: 25-49.
page(s): 38, pl. 2, figs. 1a-10b [details] Available for editors [request]
basis of record
Parkhaev, P. Y. (2019). A Finding of Mollusks Watsonella crosbyi Grabau (Gastropoda: Helcionelliformes) in the Botomian of China. <em>Doklady Earth Sciences.</em> 488(2): 1161-1165., available online at https://doi.org/10.1134/s1028334x19100234 [details] Available for editors [request]
additional source
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): 171, pl. XX, figs. 6-10 [details]
From editor or global species database
Type locality USA, Massachusetts, Sandy Cowe and Pleasent Beach [details]