Traits taxon details
original description
Hyatt, A. (1900). Cephalopoda. In: Zittel, K. A. V.; Eastman, C. R. (Eds). <em>Text-book of paleontology by Karl A. von Zittel [translated from German to English and edited by C. R. Eastman]. Vol. 1.</em> pp. 502-604. Macmillan, London., available online at https://www.biodiversitylibrary.org/page/17392244 page(s): 556 [details]
basis of record
Shigeta, Y; Zakharov, Y. D. (2009). Cephalopods. In: Shigeta, Y.; Zakharov, Y. D.; Maeda, H.; Popov, A. M.; eds. The Lower Triassic system in the Abrek Bay area, South Primorye, Russia. <em>National Museum of Nature and Science Monographs.</em> 38: 44-140., available online at https://www.kahaku.go.jp/research/publication/monograph/download/38/monograph38.pdf [details]
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