Traits taxon details
original description
(of ) Gemmellaro, G. G. (1889). La fauna dei Calcari con fusulina della Valle del Fiume sosio nella provincia di Palermo, Fasc 2. Nautiloidea e Gastropoda. <em>Giornale di Scienze Naturali ed Economiche.</em> 20: 37-182., available online at https://www.biodiversitylibrary.org/page/35365223 page(s): 178, pl. 16, figs. 13–15 [details]
basis of record
Mazaev A.V. (2019). Lower Permian Gastropods of Shakhtau (Asselian–Sakmarian Boundary Beds, Southern Cisuralia). <em>Paleontological Journal.</em> 53(12): 1237-1345. page(s): 1256, fig. 18 [details] Available for editors 
additional source
Batten, R. L. (1972). Permian gastropods and chitons from Perak, Malaysia. Part 1, Chitons, bellerophontids, euomphalids and pleurotomarians. <em>Bulletin of the American Museum of Natural History.</em> 147(1): 1-44., available online at https://digitallibrary.amnh.org/items/397975ac-ca4b-494c-bf5f-37501b66b9ec page(s): 13, figs. 6a, 6b [details] Available for editors 
additional source
Ketwetsuriya C., Nützel A. & Kanjanapayont P. (2016). Permian gastropods from the Tak Fa Limestone, Nakhon Sawan, Northern Thailand. <em>Bulletin of Geosciences.</em> 91(3): 481-513., available online at https://doi.org/10.3140/bull.geosci.1617 page(s): 490, fig. 8 A-C [details] Available for editors 
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