Foraminifera name details
Sigmoidella (Sigmoidina) pacifica Cushman & Ozawa, 1928
590270 (urn:lsid:marinespecies.org:taxname:590270)
unaccepted
Species
marine, brackish, fresh, terrestrial
recent + fossil
Cushman, J. A.; Ozawa, Y. (1928). An outline of a revision of the Polymorphinidae. <em>Contributions from the Cushman laboratory for foraminiferal research.</em> 4(1): 13-21., available online at https://cushmanfoundation.allenpress.com/Portals/_default/files/pubarchive/cclfr/4cclfr1.pdf [details] Available for editors 
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Note Road - side cutting near Yamaguchi, Kakio,...
From editor or global species database
Type locality Road - side cutting near Yamaguchi, Kakio, (Manpukuji, Asao - ku), Kawasaki City, Kanagawa Pref., Japan (35^36.1'N, 139^30.2'E). Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST (2025): https://gbank.gsj.jp/FossilType/ [details]
Fossil range Age: Pliocene; Formation name: Kakio Formation
Type specimen Holotype: U.S.N.M. 20313. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST (2025):...
Fossil range Age: Pliocene; Formation name: Kakio Formation [details]
Type specimen Holotype: U.S.N.M. 20313. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST (2025):...
Type specimen Holotype: U.S.N.M. 20313. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST (2025): https://gbank.gsj.jp/FossilType/ [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Sigmoidella (Sigmoidina) pacifica Cushman & Ozawa, 1928. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=590270 on 2026-02-25
Date
action
by
original description
Cushman, J. A.; Ozawa, Y. (1928). An outline of a revision of the Polymorphinidae. <em>Contributions from the Cushman laboratory for foraminiferal research.</em> 4(1): 13-21., available online at https://cushmanfoundation.allenpress.com/Portals/_default/files/pubarchive/cclfr/4cclfr1.pdf [details] Available for editors [request]
[request]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Fossil range Age: Pliocene; Formation name: Kakio Formation [details]Type locality Road - side cutting near Yamaguchi, Kakio, (Manpukuji, Asao - ku), Kawasaki City, Kanagawa Pref., Japan (35^36.1'N, 139^30.2'E). Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST (2025): https://gbank.gsj.jp/FossilType/ [details]
Type specimen Holotype: U.S.N.M. 20313. Data compiled from Palaeontological Society of Japan and Geological Survey of Japan, AIST (2025): https://gbank.gsj.jp/FossilType/ [details]