Foraminifera taxon details
Duostomina Kristan-Tollmann, 1960 †
721309 (urn:lsid:marinespecies.org:taxname:721309)
accepted
Genus
Duostomina biconvexa Kristan-Tollmann, 1960 † (type by original designation)
- Species Duostomina alta Kristan-Tollmann, 1960 †
- Species Duostomina argolica Skourtsis-Coroneou & Trifonova, 1992 †
- Species Duostomina biconvexa Kristan-Tollmann, 1960 †
- Species Duostomina magna Trifonova, 1974 †
- Species Duostomina multangulata He, 1999 †
- Species Duostomina rotundata Kristan-Tollmann, 1960 †
- Species Duostomina tamarinensis di Bari & Baracca, 1998 †
- Species Duostomina turboidea Kristan-Tollmann, 1960 †
- Species Duostomina tamarinense di Bari & Baracca, 1998 † accepted as Duostomina tamarinensis di Bari & Baracca, 1998 † (unaccepted > incorrect grammatical agreement of specific epithet, Genus is feminine)
marine, brackish, fresh, terrestrial
fossil only
feminine
Kristan-Tollmann, E. (1960). Rotaliidea (Foraminifera) aus der Trias der Ostalpen, in: Beiträge zur Mikropaläontologie der alpinen Trias. <em>Jahrbuch Geologische Bundesanstalt, Sb.</em> 5: 47-78., available online at http://www.zobodat.at/pdf/JahrbGBA-SB_05_0047-0078.pdf
page(s): p. 68 [details] Available for editors [request]
page(s): p. 68 [details] Available for editors [request]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Duostomina Kristan-Tollmann, 1960 †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=721309 on 2024-09-18
Date
action
by
original description
Kristan-Tollmann, E. (1960). Rotaliidea (Foraminifera) aus der Trias der Ostalpen, in: Beiträge zur Mikropaläontologie der alpinen Trias. <em>Jahrbuch Geologische Bundesanstalt, Sb.</em> 5: 47-78., available online at http://www.zobodat.at/pdf/JahrbGBA-SB_05_0047-0078.pdf
page(s): p. 68 [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. 68 [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]
From editor or global species database
Diagnosis Test lenticular, biconvex, trochospirally coiled, all chambers visible on the spiral side, only the nine of the last whorl visible on the umbonate opposite side, periphery subacute, a median internal plate obliquely divides the chamber into halves, and an oblique bridge extends across the chamber from front to back near the ventral side from the inner margin of the median plate, the two partitions cutting off an umbilical cavity, a dorsal cavity, and a ventral one, the chamber subdivisions communicating through small openings above the partition near the dorsal wall; wall calcareous, aperture interiomarginal, double, primary opening situated midway between the umbilicus and periphery, a short flap or tenon separating it from the second nearly umbilical opening, each bordered by a thickened and radially grooved lip. M. Triassic (Anisian) to U. Triassic (Rhaetian); Austria; Italy; Yugoslavia; Bulgaria; Hungary; China. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]