Foraminifera taxon details
Involvina Kristan-Tollmann, 1960 †
721312 (urn:lsid:marinespecies.org:taxname:721312)
accepted
Genus
Involvina obliqua Kristan-Tollmann, 1960 † (type by original designation)
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. 76 [details] Available for editors
[request]
page(s): p. 76 [details] Available for editors
[request]
Diagnosis Test lenticular, biconvex, -umbilical region closed to umbonate, periphery subacute, chambers in a low trochospiral coil or...
Diagnosis Test lenticular, biconvex, -umbilical region closed to umbonate, periphery subacute, chambers in a low trochospiral coil or tending to become planispiral, six to seven chambers in the final whorl, sutures depressed, oblique, curving backward at the periphery; wall calcareous, coarsely granular and may include some agglutinated quartz grains, perforate; aperture a large oval equatorial opening that may extend slightly more on one side, bordered by a thickened and somewhat crenulate rim. U. Triassic (Rhaetian); Austria. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Involvina Kristan-Tollmann, 1960 †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=721312 on 2025-05-28
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. 76 [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. 76 [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, -umbilical region closed to umbonate, periphery subacute, chambers in a low trochospiral coil or tending to become planispiral, six to seven chambers in the final whorl, sutures depressed, oblique, curving backward at the periphery; wall calcareous, coarsely granular and may include some agglutinated quartz grains, perforate; aperture a large oval equatorial opening that may extend slightly more on one side, bordered by a thickened and somewhat crenulate rim. U. Triassic (Rhaetian); Austria. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
Image from typetaxon