Traits taxon details
original description
(of Turritella biformis J. De C. Sowerby, 1835 †) Sedgwick, A.; Murchison, R. I. (1832-1835). A Sketch of the Structure of the Eastern Alps; with Sections through the Newer Formations on the Northern Flanks of the Chain, and through the Tertiary Deposits of Styria. <em>Transactions of the Geological Society of London, second series.</em> 3(2): 301-420, pls. 35-40., available online at https://www.biodiversitylibrary.org/page/36239560 page(s): pl. 38, fig. 13; note: as nomen nudum on p. 418 (1832) [details]
basis of record
Hacobjan [Akopyan], V. T. (1976). Pozdnemelovyye gastropody Armyanskoy SSR [Late Cretaceous gastropods of the Armenian SSR]. Akademiya Nauk Armyanskoy SSR, Yerevan, 443 pp. + 83 pls. page(s): 180 [details] Available for editors 
|