Catalog - Globotruncana (Rugoglobigerina) macrocephala submacrocephala Catalog - Globotruncana (Rugoglobigerina) macrocephala submacrocephala

CATALOG OF ORIGINAL DESCRIPTIONS: Globotruncana (Rugoglobigerina) macrocephala submacrocephala 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 (Rugoglobigerina) -> Globotruncana (Rugoglobigerina) macrocephala submacrocephala
Other pages this level: G. (Rugoglobigerina) beldingi beldingi, G. (Rugoglobigerina) beldingi subbeldingi, G. (Rugoglobigerina) circumnodifer subcircumnodifer, G. (Rugoglobigerina) glaessneri glaessneri, G. (Rugoglobigerina) glaessneri subglaessneri, G. (Rugoglobigerina) hexacamerata subhexacamerata, G. (Rugoglobigerina) loetterli subloetterli, G. (Rugoglobigerina) macrocephala submacrocephala, G. (Rugoglobigerina) ornata subornata, G. (Rugoglobigerina) pennyi subpennyi, G. (Rugoglobigerina) petaloidea, G. (Rugoglobigerina) petaloidea subpetaloidea, G. (Rugoglobigerina) rotundata subrotundata

Globotruncana (Rugoglobigerina) macrocephala submacrocephala

Citation: Globotruncana (Rugoglobigerina) macrocephala submacrocephala Gandolfi 1955
Taxonomic rank: sub-species
Type specimens: PI. 2, fig. 11a-c ; 20839: type description p.46
Type sample (& lithostrat): Well Papayal No. 1, 210-215'.
Type age (chronostrat): Campanian-Maastrichtian
Type locality: 26 km, north of Fonseca, NE part of the State of Magdalena, northern Colombia.
Type repository: Ithaca, New York; Paleontological Research Institution

Current identification/main database link: Rugoglobigerina macrocephala Brönnimann, 1952


Original Description

Similar to Glt. fornicata cesarensis, but the test is rougher, the chambers are more uniformly rounded, and a faintly beaded double keel is present only in the early chambers, tending to weaken and completely disappear. The test is dextrally coiling.

Size:
Dimensions of holotype. Width 0.31 x 0.23 mm.; thickness, 0.16 mm.

References:

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


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Globotruncana (Rugoglobigerina) macrocephala submacrocephala compiled by the pforams@mikrotax project team viewed: 19-5-2026

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