Foraminifera taxon details
Acruliammina Loeblich & Tappan, 1946 †
520906 (urn:lsid:marinespecies.org:taxname:520906)
accepted
Genus
Placopsilina longa Tappan, 1940 † accepted as Acruliammina longa (Tappan, 1940) † (type by original designation)
- Species Acruliammina dacica Neagu, 1975 †
- Species Acruliammina eugeniae Neagu, 1989 †
- Species Acruliammina longa (Tappan, 1940) †
- Species Acruliammina nekvasilovae Hercogová, 1988 †
- Species Acruliammina neocomiana Bartenstein, 1962 †
- Species Acruliammina parvispira Wilson, 1986 †
- Species Acruliammina pseudolonga Subbotina, 1964 †
- Species Acruliammina robusta Bignot, 1992 †
- Species Acruliammina trochospira Bulatova, 1976 †
- Species Acruliammina antarctica Saidova, 1975 (uncertain > taxon inquirendum, Opinion of Pignatti and Le Coze (2025) pers. comm. [do not belong to Acruliammina, different aperture and agglutinated wall])
marine, brackish, fresh, terrestrial
fossil only
feminine
Loeblich, A. R.; Tappan, H. (1946). New Washita Foraminifera. <em>Journal of Paleontology.</em> 20: 238-258.
page(s): p. 100 [details] Available for editors
[request]
page(s): p. 100 [details] Available for editors
[request]
Diagnosis Test attached, at least for the closely enrolled early stage, later uncoiled and rectilinear, and may grow free of the...
Diagnosis Test attached, at least for the closely enrolled early stage, later uncoiled and rectilinear, and may grow free of the attachment, with uniserial chambers then becoming cylindrical; wall agglutinated, roughly finished; aperture a low slit against the attachment in the early stage, later terminal and double, and finally cribrate. L. Cretaceous (Hauterivian) to U. Cretaceous (Campanian); USA: Texas, Oklahoma; Switzerland. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Acruliammina Loeblich & Tappan, 1946 †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=520906 on 2025-12-16
Date
action
by
original description
Loeblich, A. R.; Tappan, H. (1946). New Washita Foraminifera. <em>Journal of Paleontology.</em> 20: 238-258.
page(s): p. 100 [details] Available for editors [request]
page(s): p. 100 [details] Available for editors
[request]From editor or global species database
Diagnosis Test attached, at least for the closely enrolled early stage, later uncoiled and rectilinear, and may grow free of the attachment, with uniserial chambers then becoming cylindrical; wall agglutinated, roughly finished; aperture a low slit against the attachment in the early stage, later terminal and double, and finally cribrate. L. Cretaceous (Hauterivian) to U. Cretaceous (Campanian); USA: Texas, Oklahoma; Switzerland. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
Image from typetaxon