original description
Bartsch, P. (1921). New marine mollusks from the West coast of America. <em>Proceedings of the Biological Society of Washington.</em> 34: 33-40., available online at https://www.biodiversitylibrary.org/page/3332243
page(s): 37-38 [details]
additional source
Abbott, R. T. (1974). <i>American seashells. The marine Mollusca of the Atlantic and Pacific coast of North America</i>. ed. 2. Van Nostrand, New York. 663 pp., 24 pls. [October 1974]. (look up in IMIS)
page(s): 73 [details]
identification resource
Bartsch, P. (1927). New west American marine mollusks. <em>Proceedings of the United States National Museum.</em> 70(11): 1-36, plates 1-6 [= No. 2660]., available online at https://www.biodiversitylibrary.org/page/15670181
page(s): 29-30; plate 3, fig. 7 [details]
From editor or global species database
Additional information Bartsch (1927: 29-30; plate 3, fig. 7) provides the first figure of a type specimen. However, he introduces A. sanjuanensis as a "new species" and does not refer to his 1921 publication. [details]
From editor or global species database