Traits taxon details
original description
(of ) Sowerby, J. De C. (1839). Organic remains. In: Murchison, R. I. (Ed.) The Silurian System, Founded on Geological Researches in the Counties of Salop, Hereford, Radnor, Montgomery, Caermrthen, Brecon, Pembroke, Monmouth, Gloucester, Worcester, and Stafford. Part II. John Murray, London, pp. 579-765., available online at https://www.biodiversitylibrary.org/page/45847367 page(s): 643, pl. 19, fig. 13 [details]
basis of record
Bouchet P., Rocroi J.P., Hausdorf B., Kaim A., Kano Y., Nützel A., Parkhaev P., Schrödl M. & Strong E.E. (2017). Revised classification, nomenclator and typification of gastropod and monoplacophoran families. <em>Malacologia.</em> 61(1-2): 1-526. page(s): 226 [details] Available for editors 
additional source
Ebbestad, J. O. R.; Polechová, M.; Kröger, B.; Gutiérrez-Marco, J. C. (2022). Late Ordovician molluscs of the central and eastern Anti-Atlas, Morocco. <em>Geological Society, London, Special Publications.</em> 485(1): 237-296. [online 2019]., available online at https://doi.org/10.1144/sp485.9 [details] Available for editors 
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