CATALOG OF ORIGINAL DESCRIPTIONS: Praeglobotruncana crassa Bolli 1959

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.

Higher levels: pf_cat -> P -> Praeglobotruncana -> Praeglobotruncana crassa
Other pages this level: P. algeriana, P. barbui, P. biconvexa gigantea, P. bronnimanni, P. clotensis, P. coarctata, P. compressa, P. crassa, P. gigantea, P. hagni, P. hansbollii, P. hessi compressiformis, P. hessi hessi, P. hilalensis, P. inermis, P. klausi, P. lehmanni, P. loeblichae, P. mattsoni, P. modesta, P. oraviensis, P. oraviensis trigona, P. pauliani, P. prahovae, P. primitiva, P. pseudoalgeriana, P. rohri, P. shirakinensis, P. stephani gibba

Praeglobotruncana crassa

Citation: Praeglobotruncana crassa Bolli 1959
Rank: Species
Type locality: A core at the depth of 9347-6403 in Texaco well Marac No 1, in south Trinidad.
Type age (chronostrat): Coniacian
Type specimens: 626315
Type repository: Washington; USNM

Linked specimens: USNM-626316 USNM-626315

Current identification/main database link: Muricohedbergella crassa (Bolli, 1959)

Original Description
Shape of test low trochospiral, equatorial periphery lobate. Wall calcareous, finely perforate. Chambers spherical in early stage, becoming slightly compressed laterally in the final whorl, giving the test a thick appearance. Approximately 15 chambers arranged in about 3 whorls. The 5 chambers of the last whorl increase moderately in size. Sutures radial, depressed on spiral and umbilical side. Umbilicus narrow, deep. Aperture a low arch, interiomarginal, umbilical-extraumbilical. Coiling random.


Bolli, H. M. (1959c). Planktonic foraminifera from the Cretaceous of Trinidad, B. W. I. Bulletins of American Paleontology. 39(179): 253-277. gs


Praeglobotruncana crassa compiled by the pforams@mikrotax project team viewed: 2-12-2020

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