WoRMS name details
Riveroinella Bermúdez & Seiglie, 1967 †
721428 (urn:lsid:marinespecies.org:taxname:721428)
unaccepted (Subjective junior synonym in opinion of Saito and Biscaye, 1967)
Genus
Riveroinella martinezpicoi Seiglie & Bermúdez, 1967 † accepted as Cassigerinella martinezpicoi (Bermudez & Seiglie) em. Saito, 1977 † (type by original designation)
marine, brackish, fresh, terrestrial
fossil only
feminine
Bermúdez, P. J.; Seiglie, G. A. (1967). A new genus and species of foraminifer from the early Miocene of Puerto Rico. <em>Tulane Studies in Geology and Paleontology.</em> 5: 177-179., available online at http://journals.tulane.edu/index.php/tsgp/article/view/454
page(s): p. 177 [details] Available for editors
[request]
page(s): p. 177 [details] Available for editors
[request]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Riveroinella Bermúdez & Seiglie, 1967 †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=721428 on 2025-05-28
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Nomenclature
original description
Bermúdez, P. J.; Seiglie, G. A. (1967). A new genus and species of foraminifer from the early Miocene of Puerto Rico. <em>Tulane Studies in Geology and Paleontology.</em> 5: 177-179., available online at http://journals.tulane.edu/index.php/tsgp/article/view/454
page(s): p. 177 [details] Available for editors [request]
basis of record Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at https://books.google.pt/books?id=n_BqCQAAQBAJ [details] Available for editors [request]
page(s): p. 177 [details] Available for editors
[request]basis of record Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at https://books.google.pt/books?id=n_BqCQAAQBAJ [details] Available for editors
[request]Taxonomy
source of synonymy
Saito, T.; Biscaye, P. E. (1977). Emendation of Riveroinella martinezpicoi Bermúdez and Seiglie, 1967, and Synonymy of Riveroinella with Cassigerinella Pokorný, 1955. <em>Micropaleontology.</em> 23(3): 319-329., available online at https://doi.org/10.2307/1485218 [details]
From editor or global species database
Diagnosis Test small, compressed lenticular, biumbilicate, chambers inflated, ovoid, increasing rapidly in size as added, planispirally coiled in the early stage, later biserial with enrolled plane of biseriality as in Cassigerinella, about four to five chambers in the final whorl, sutures radial to curved, depressed, periphery subacute, peripheral outline lobulate; wall calcareous, of calcite by X-ray determination, finely perforate, surface smooth; aperture an elongate curved slit extending up the apertural face nearly to the periphery of the final chamber, bordered by a distinctly protruding flangelike rim with a serrate margin. L. Oligocene to L. Miocene; Puerto Rico; W. Atlantic; E. Pacific. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
