CATALOG OF ORIGINAL DESCRIPTIONS: Praeglobotruncana hessi hessi Pessagno 1962

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 hessi hessi
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 hessi hessi

Citation: Praeglobotruncana hessi hessi Pessagno 1962
Rank: sub-species
Type locality: Barrio Quebrada Limon, 1.43 km N. 50 degrees W. of Hacienda Josefa, PR.
Type age (chronostrat): Cenomanian
Type sample (& lithostrat): Rio Yauco formation
Type specimens: 640599
Type repository: Washington; USNM

Linked specimens: USNM-372603 USNM-640600 USNM-560326 USNM-640599

Current identification/main database link: Loeblichella hessi (Pessagno, 1962)


Original Description
Spiral side flattened to gently convex, periphery lobulate, chambers increasing rapidly in size; nepionic chambers spherical, later chambers becoming markedly ovate; last whorl with 5-6 chambers; early chambers usually coarsely spinose; last 2-3 chambers smooth; sutures depressed, radial, slightly curved on both spiral and umbilical sides. Aperture interiomarginal; appers to be a low arch extraumbilical-umbilical in position; large apertural flaps extend into a broad umbilicus from each chamber.

References:

Pessagno, E. A. (1962). The Upper Cretaceous stratigraphy and micropaleontology of south-central Puerto Rico. Micropaleontology. 8(3): 349-368. gs

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Praeglobotruncana hessi hessi compiled by the pforams@mikrotax project team viewed: 22-1-2021

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