CATALOG OF ORIGINAL DESCRIPTIONS: Globotruncana contusa scutilla Gandolfi 1955

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 -> G -> Globotruncana -> Globotruncana contusa scutilla
Other pages this level: << < G. calcarata retardata, G. caliciformis sarmientoi, G. caliciformis trinidadensis, G. campbelli, G. canaliculata ventricosa, G. carpathica, G. carteri, G. churchi, G. citae, G. coldreriensis, G. concavata cyrenaica, G. conica, G. conica plicata, G. contusa galeoidis, G. contusa patelliformis, G. contusa scutilla, G. contusa witwickae, G. convexa, G. culverensis, G. dentata, G. dorreeni, G. dupeublei, G. erevanica, G. falsocalcarata, G. falsostuarti, G. fareedi, G. flexuosa, G. fornicata, G. fornicata ackermanni, G. fornicata cesarensis, G. fornicata globulocamerata, > >>

Globotruncana contusa scutilla

Citation: Globotruncana contusa scutilla Gandolfi 1955
Rank: sub-species
Type locality: Cesar Valley, Rio Manaure, 100 km. ESE of La Paz; northern Colombia
Type age: Campanian-Maastrichtian
Type sample and level: Manaure section, S. 9168.
Holotype Repository: Ithaca, New York; Paleontological Research Institution
Type & figured specimens: PI. 4, fig. 1a-c; 20848: type description p.54

Current identification/main database link: Contusotruncana fornicata (Plummer, 1931)


Original Description
Fairly and regularly convex on the dorsal side, flat on the ventral side, double-keeled, the peripheral band almost horizontal and lying in the same plane as the umbilical surface; periphery subcircular and slightly lobate, chambers narrow, long, arched, even the last ones. Sutural elevations generally thick, sometimes thinner but always continuous and fringing the chambers on the dorsal as well as the ventral side. Umbilical cavity large with slightly arched lips as in Glt. fornicata manaurensis. The test is dextrally coiling.

Size: Dimensions of holotype: Width 0.38 x 0.36 mm.; thickness, 0.23 mm.

Extra details from original publication
Remarks.— Transitional forms are present toward Glt. contusa patelliformis, n.subsp. and toward fornicata forms.

References:

Gandolfi, R. (1955). The genus Globotruncana in northeastern Colombia. Bulletins of American Paleontology. 36: 1-118. gs


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Globotruncana contusa scutilla compiled by the pforams@mikrotax project team viewed: 28-9-2020

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