Traits taxon details
original description
Williamson M.B. (1892). An annotated list of the shells of San Pedro Bay and vicinity, with a description of two new species by W.H. Dall. <em>Proceedings of the United States National Museum.</em> 15: 179-220, pls. 19-23., available online at https://www.biodiversitylibrary.org/page/15737088 page(s): 213–214, pl. 20 fig. 4 [details]
basis of record
McLean J.H. (1996). The Prosobranchia. In: Blake, J.A., & P.H. Scott (eds.), <i>Taxonomic Atlas of the Benthic Fauna of the Santa Maria Basin and Western Santa Barbara Channel. The Mollusca Part 2 – The Gastropoda.</i> Santa Barbara Museum of Natural History. volume 9: 1-160., available online at https://books.google.fr/books?id=MMdJAQAAIAAJ [details]
basis of record
deMaintenon M.J. (2019). The columbellid species of the northeast Pacific coast from the Aleutian Islands to Cedros Island, Baja California (Neogastropoda: Columbellidae). <em>Zoosymposia.</em> 13: 160-183., available online at https://doi.org/10.11646/zoosymposia.13.1.19 page(s): 165, fig. 3B [details]
Present Inaccurate Introduced: alien Containing type locality
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