original description
Forbes, E. (1851). On the Estuary Beds and the Oxford Clay at Loch Staffin, in Skye. <em>The Quarterly Journal of the Geological Society of London.</em> 7: 104-113., available online at https://www.biodiversitylibrary.org/page/34983763
page(s): 112, pl. 5, fig. 10a, b [details]
From editor or global species database
Type locality Staffin Bay, Isle of Skye, Highland, United Kingdom; Great Estuarine Group, middle Jurassic [details]