original description
Matsumoto [Matumoto], T. (1938). Geology of Gosyonoura Islands, Amakusa, with Special Reference to the Cretaceous Stratigraphy. <em>The Journal of the Geological Society of Japan.</em> 45(532): 1-47., available online at https://doi.org/10.5575/geosoc.45.1
page(s): 19, text-figs 12, 13, pl.1, figs 5, 6 [details] Available for editors [request]
From editor or global species database
Type locality Lectotype locality: "Enokuchi, north-east coast of Goshoura Island, Kumamoto (locality 1110 of Komatsu and Maeda 2005)", Kyushu, Japan [details]