Foraminifera taxon details
Astacolus nagaoi (Takayanagi, 1960) †
1823823 (urn:lsid:marinespecies.org:taxname:1823823)
accepted
Species
Hemirobulina nagaoi Takayanagi, 1960 † · unaccepted > superseded combination (Opinion of Kaiho (1991))
marine
fossil only
(of Hemirobulina nagaoi Takayanagi, 1960 †) Takayanagi, Y. (1960). Cretaceous foraminifera from Hokkaido, Japan. <em>Science Reports of the Tohoku University.</em> 32(1): 1-154., available online at http://hdl.handle.net/10097/00104595 [details] Available for editors 
[request]
[request]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Astacolus nagaoi (Takayanagi, 1960) †. Accessed at: https://www.marinespecies.org/Foraminifera/aphia.php?p=taxdetails&id=1823823 on 2025-09-17
Date
action
by
original description
(of Hemirobulina nagaoi Takayanagi, 1960 †) Takayanagi, Y. (1960). Cretaceous foraminifera from Hokkaido, Japan. <em>Science Reports of the Tohoku University.</em> 32(1): 1-154., available online at http://hdl.handle.net/10097/00104595 [details] Available for editors [request]
new combination reference Kaiho, K. (1991). Campanian intermediate water benthic foraminifera from central Hokkaido, Japan. <em>Transactions and proceedings of the Paleontological Society of Japan. New series.</em> 163: 828-851., available online at https://www.palaeo-soc-japan.jp/download/TPPSJ/TPPSJ_NS163.pdf [details] Available for editors [request]
[request]new combination reference Kaiho, K. (1991). Campanian intermediate water benthic foraminifera from central Hokkaido, Japan. <em>Transactions and proceedings of the Paleontological Society of Japan. New series.</em> 163: 828-851., available online at https://www.palaeo-soc-japan.jp/download/TPPSJ/TPPSJ_NS163.pdf [details] Available for editors
[request]