original description
Dall, W. H. (1919). Descriptions of new species of Mollusca from the North Pacific Ocean in the collection of the United States National Museum. <em>Proceedings of the United States National Museum.</em> 56 (2295): 293-371., available online at http://biodiversitylibrary.org/page/7766313 [details]
original description
(of Amphisphyra subquadrata Keep, 1887) Keep, J. (1887). West coast shells. A familiar description of the marine, fresh water, and land mollusks of the United States, found west of the Rocky Mountains. Bancroft Brothers, San Francisco. 1-230., available online at https://www.biodiversitylibrary.org/page/39712445 [details]
basis of record
Schiøtte T. (1998) A taxonomic revision of the genus <i>Diaphana</i> Brown, 1827, including a discussion of the phylogeny and zoogeography of the genus (Mollusca: Opisthobranchia). <i>Steenstrupia</i> 24(1): 77-140. [details]
additional source
Gosliner T.M. (1996). The Opisthobranchia. In: Taxonomic Atlas of the Benthic Fauna of the Santa Maria Basin and Western Santa Barbara Channel. The Mollusca Part 2 – The Gastropoda. Santa Barbara Museum of Natural History. volume 9: 161-213. [details]
additional source
Valdés A. (2019). Northeast Pacific benthic shelled sea slugs. <em>Zoosymposia.</em> 13: 242-304., available online at http://dx.doi.org/10.11646/zoosymposia.13.1.21
page(s): 261, figs 9A, F [details]
additional source
Turgeon, D., Quinn, J. F., Bogan, A. E., Coan, E. V., Hochberg, F. G., Lyons, W. G., Mikkelsen, P. M., Neves, R. J., Roper, C. F. E., Rosenberg, G., Roth, B., Scheltema, A., Thompson, F. G., Vecchione, M., Williams, J. D. (1998). Common and scientific names of aquatic invertebrates from the United States and Canada: mollusks. 2nd ed. <i>American Fisheries Society Special Publication</i>, 26. American Fisheries Society: Bethesda, MD (USA). ISBN 1-888569-01-8. IX, 526 + cd-rom pp. (look up in IMIS)
page(s): 119 [details]
From editor or global species database
Distribution Kayostla Beach, Jefferson County, Washington, to the Coronados Islands, Baja California, Mexico; 0–353 m. [details]