original description
Melvill, J. C. (1906). A revision of the species of Cyclostrematidae and Liotiidae occurring in the Persian Gulf and North Arabian Sea. <em>Proceedings of the Malacological Society of London.</em> 7(1): 20-30, pl. 3., available online at https://www.biodiversitylibrary.org/page/15797435
page(s): 22, pl. 3, fig. 3, 3a [details]
basis of record
Ladd, H. S. (1966). Chitons and gastropods (Haliotidae through Adeorbidae) from the western Pacific Ocean. <em>Geological Survey Professional Paper.</em> 531: ii + 98 pp., 16 pls. [details] Available for editors [request]
additional source
Rubio, F. & Rolán, E. (2022). <i>New species of Vitrinellidae (Gastropoda: Truncatelloidea) from the Indo-Pacific. The genus </i>Circulus<i> Jeffreys, 1865</i>. Museo de Historia Natural, Universidad Santiago de Compostela. 422 pp.
page(s): 231-232, figs H1-H2; note: syntypes illustrated [details]
From editor or global species database