holotype illus-650.jpg
This page provides data from the catalog of type descriptions. The catalog is sorted alphabetically. Use the current identification link to go back to the main database.
holotype illus-650.jpgCurrent identification/main database link: Pseudoguembelina excolata (Cushman, 1926)
Original Description
Test biserial; surface covered with coarse striations, which on either side of the shell, arise at the intermedial line of sutures and extend outward and then downward toward the apical end; chambers somewhat inflated, gradually enlarging toward the oral end except the last pair which are a little smaller than the two preceding segments; sutures moderately depressed, apertural end rounded, bearing aperture on the inner margin of the final chamber.
Carsey, D. O. (1926). Foraminifera of the Cretaceous of central Texas. University of Texas Bulletin. 2612: 1-56. gsReferences:
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Textularia costata compiled by the pforams@mikrotax project team viewed: 30-7-2021
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