Foraminifera taxon details
Biapertorbis Pokorný, 1956 †
722261 (urn:lsid:marinespecies.org:taxname:722261)
accepted
Genus
Biapertorbis biaperturata Pokorný, 1956 † accepted as Biapertorbis biaperturatus Pokorný, 1956 † (type by original designation)
- Species Biapertorbis alteconicus Pokorný, 1956 †
- Species Biapertorbis anderseni Poag, 1966 †
- Species Biapertorbis asiaticus Tkachuk, 1971 †
- Species Biapertorbis biaperturatus Pokorný, 1956 †
- Species Biapertorbis disciger (Egger, 1857) †
- Species Biapertorbis swaroopi Jauhri, 1994 †
- Species Biapertorbis alteconica Pokorný, 1956 † accepted as Biapertorbis alteconicus Pokorný, 1956 † (Genus is masculine)
- Species Biapertorbis biaperturata Pokorný, 1956 † accepted as Biapertorbis biaperturatus Pokorný, 1956 † (Genus is masculine)
- Species Biapertorbis brandenburgensis Kiesel & Lotsch, 1963 † accepted as Discorbis brandenburgensis (Kiesel & Lotsch, 1963) † (Opinion of Odrzywolska-Bienkowa and Pozaryska (1984))
marine, brackish, fresh, terrestrial
fossil only
masculine
Pokorný, V. (1956). New Discorbidae (Foraminifera) from the Upper Eocene brown Pouzdrany Marl, Czechoslovakia. <em>Universitas Carolina, Geologica.</em> 2/3: 257–278.
page(s): p. 262; note: Genus is masculine (see note). [details]
page(s): p. 262; note: Genus is masculine (see note). [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Biapertorbis Pokorný, 1956 †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=722261 on 2024-04-24
Date
action
by
original description
Pokorný, V. (1956). New Discorbidae (Foraminifera) from the Upper Eocene brown Pouzdrany Marl, Czechoslovakia. <em>Universitas Carolina, Geologica.</em> 2/3: 257–278.
page(s): p. 262; note: Genus is masculine (see note). [details]
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. 262; note: Genus is masculine (see note). [details]
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] From editor or global species database
Diagnosis Test tiny, trochospiral, planoconvex, with subconical spiral side, chambers appearing lunate and sutures oblique on the spiral side, sutures slightly curved, radial, and depressed on the umbilical side around a distinct umbilical plug, periphery carinate; wall calcareous, finely perforate, with imperforate thickened sutures, peripheral keel and umbilical plug, surface smooth; primary aperture areal, produced, and rounded, near the base of the apertural face of the final chamber, about midway between the umbilicus and periphery, secondary umbilical opening also present, separated from the primary one by a small chamber flap. U. Eocene to L. Oligocene; Czechoslovakia; Poland; USSR: W. Ukraine. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]Grammatical gender Biapertorbis was treated as feminine by Pokorný (species described have a feminine ending) but "Orbis" is masculine in Latin.
ICZN art. 30.1.1. a genus-group name that is or ends in a Latin word takes the gender given for that word in standard Latin dictionaries; if it is a compound word formed from two or more components, the gender is given by the final component (in the case of a noun, the gender of that noun; in the case of any other component, such as a Latin suffix, the gender appropriate to that component) [details]