MolluscaBase name details
Anodonta suavis Yokoyama, 1932 †
1519018 (urn:lsid:marinespecies.org:taxname:1519018)
unaccepted (subjective synonym)
Species
fossil only
Yokoyama M. (1932). Tertiary Mollusca from the Coalfield of Uryu, Ishikari. <em>Journal of the Faculty of Science, Imperial University of Tokyo. Section II, Geology, Mineralogy, Geography, Seismology.</em> 3(6): 221-247., available online at http://umdb.um.u-tokyo.ac.jp/DKoseibu/pdf/Ref_0503_.pdf
page(s): 244-245, pl. 4, fig. 1 [details] Available for editors
[request]
page(s): 244-245, pl. 4, fig. 1 [details] Available for editors
[request]
Note "Lower Morokoshi Beds: The Shimodazawa, a...
From editor or global species database
Type locality "Lower Morokoshi Beds: The Shimodazawa, a branch of the Shisengawa; the Morokoshizawa, branch of the same river" (Hokkaido, Japan) [details]
Stratigraphy From the Lower Morokoshi Beds, probably Eocene or Oligocene in age (absolute age uncertain).
Stratigraphy From the Lower Morokoshi Beds, probably Eocene or Oligocene in age (absolute age uncertain). [details]
MolluscaBase eds. (2021). MolluscaBase. Anodonta suavis Yokoyama, 1932 †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1519018 on 2025-09-11
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original description
Yokoyama M. (1932). Tertiary Mollusca from the Coalfield of Uryu, Ishikari. <em>Journal of the Faculty of Science, Imperial University of Tokyo. Section II, Geology, Mineralogy, Geography, Seismology.</em> 3(6): 221-247., available online at http://umdb.um.u-tokyo.ac.jp/DKoseibu/pdf/Ref_0503_.pdf
page(s): 244-245, pl. 4, fig. 1 [details] Available for editors [request]
source of synonymy Oyama, K., Mizuno, A. & Sakamoto, T. (1960) Illustrated Handbook of Japanese Paleogene Molluscs. Geological Survey of Japan, Tokyo, 244 pp., 71 pls. [details]
page(s): 244-245, pl. 4, fig. 1 [details] Available for editors
[request]source of synonymy Oyama, K., Mizuno, A. & Sakamoto, T. (1960) Illustrated Handbook of Japanese Paleogene Molluscs. Geological Survey of Japan, Tokyo, 244 pp., 71 pls. [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Stratigraphy From the Lower Morokoshi Beds, probably Eocene or Oligocene in age (absolute age uncertain). [details]Type locality "Lower Morokoshi Beds: The Shimodazawa, a branch of the Shisengawa; the Morokoshizawa, branch of the same river" (Hokkaido, Japan) [details]
