MolluscaBase taxon details
original description
(of Neptunea modestoidea Takeda, 1953 †) Takeda, H. (1953). The Poronai Formation (Oligocene Tertiary) of Hokkaido and south Sakhalin and its fossil fauna. <em>Hokkaido Association of Coal Mining Technologists, Studies on Coal Geology.</em> 3: 1-103, pls. 1-13.
page(s): 53 (partim) pl. 3, fig. 1,3,5,6 [details]
basis of record
Amano K. & Oleinik A. (2016). Ancistrolepidine gastropods (Buccinidae) from the upper Eocene hydrocarbon seep deposits in Hokkaido, northern Japan. <em>The Nautilus.</em> 130(4): 158-163. [details] Available for editors [request]