Foraminifera name details
Robulus navarroensis var. extruatus Cushman, 1938 †
929913 (urn:lsid:marinespecies.org:taxname:929913)
unaccepted > superseded combination (Opinion of Sliter (1968))
Variety
marine, brackish, fresh, terrestrial
fossil only
Cushman, J. A. (1938). Additional new species of American Cretaceous Foraminifera. <em>Contributions from the Cushman laboratory for foraminiferal research.</em> 14(2): 31-50., available online at https://cushmanfoundation.allenpress.com/Portals/_default/files/pubarchive/cclfr/14cclfr2.pdf [details] Available for editors 
[request]
[request]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Robulus navarroensis var. extruatus Cushman, 1938 †. Accessed at: https://marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=929913 on 2025-09-13
Date
action
by
original description
Cushman, J. A. (1938). Additional new species of American Cretaceous Foraminifera. <em>Contributions from the Cushman laboratory for foraminiferal research.</em> 14(2): 31-50., available online at https://cushmanfoundation.allenpress.com/Portals/_default/files/pubarchive/cclfr/14cclfr2.pdf [details] Available for editors [request]
basis of record Ellis, B. F.; Messina, A. R. (1940-2015). Catalogue of Foraminifera. <em>Micropaleontology Press, American Museum of Natural History, New York.</em> [details]
[request]basis of record Ellis, B. F.; Messina, A. R. (1940-2015). Catalogue of Foraminifera. <em>Micropaleontology Press, American Museum of Natural History, New York.</em> [details]