original description
Kennard, A.S.; Woodward, B.B. (1914). On <em>Helix (Macularia) ogdeni</em>, n.sp., from the Pliocene (Red Crag) of Ramsholt, Suffolk. <em>Proceedings of the Malacological Society of London.</em> 11: 155., available online at https://www.biodiversitylibrary.org/page/15715686
page(s): 155, textfig. [details]
From editor or global species database
Type locality Ramsholt, Suffolk, England, Great Britain [details]