Foraminifera taxon details
Polychasmina Loeblich & Tappan, 1946 †
737552 (urn:lsid:marinespecies.org:taxname:737552)
accepted
Genus
Polychasmina pawpawensis Loeblich & Tappan, 1946 † (type by original designation)
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. 242 [details] Available for editors
[request]
page(s): p. 242 [details] Available for editors
[request]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Polychasmina Loeblich & Tappan, 1946 †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=737552 on 2024-04-18
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. 242 [details] Available for editors [request]
page(s): p. 242 [details] Available for editors
[request] From editor or global species database
Diagnosis Test free, elongate, flattened, small rounded proloculus followed by a rectilinear series of broad and low chambers, that less commonly may bifurcate, sutures nearly horizontal to broadly arched in the middle of the flat sides of the test; wall thin, agglutinated, commonly only a single grain in thickness but with coarse quartz and other mineral particles in a fine grained ground mass; aperture terminal, a single row of elongate slits that parallel the flat sides of the test. L. Cretaceous (U. Albian); USA: Texas. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]