MolluscaBase name details
original description
(of Drillia circumvertens Melvill & Standen, 1901) Melvill, J. C. & Standen, R. (1901). The Mollusca of the Persian Gulf, Gulf of Oman and Arabian Seas as evidenced mainly through the collections of Mr. F. W. Townsend, 1893-1900, with descriptions of new species. Part 1, Cephalopoda, Gastropoda, Scaphopoda. <em>Proceedings of the Zoological Society of London.</em> 1901 (2): 327-460., available online at http://biodiversitylibrary.org/page/31888798
page(s): 436-437, pl. 23, fig. 23. [details]
basis of record
Thiele, J. (1925). Gastropoden der Deutschen Tiefsee-Expedition. II Teil. <em>Wissenschaftliche Ergebnisse der Deutschen Tiefsee-Expedition auf dem Dampfer "Valdivia" 1898-1899.</em> 17(2): 35-382, pls 13-46 [reprints paginated 1–348, pls 1–34].
page(s): 205 [239], pl. 25, fig. 20. [details] Available for editors [request]