Catalog - Globigerina bacuana

CATALOG OF ORIGINAL DESCRIPTIONS: Globigerina bacuana Khalilov 1956

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 -> Globigerina -> Globigerina bacuana
Other pages this level: << < G. aptica, G. aquiensis, G. arabica, G. archaeobulloides, G. ariakensis, G. aspensis, G. aspera, G. asperula, G. atlantica, G. atlantis, G. atlantisae, G. aumalensis, G. ayalai, G. azerbaidjanica, G. baconica, G. bacuana, G. bakeri, G. balchanensis, G. baroemoenensis, G. baroemoenensis quadrata, G. bathoniana, G. baylissi, G. belli, G. bermudezi, G. bilobata, G. binaiensis, G. bolivariana pannonica, G. bollii, G. bollii lentiana, G. boweri, G. bradyi> >>

Globigerina bacuana

Citation: Globigerina bacuana Khalilov 1956
Rank: Species
Type repository: Baku; Geological Institute, Academy of Sciences, Baku, Azerbaijan

Current identification/main database link: Subbotina hornibrooki (Bronnimann 1952)


Original Description
[Translation from the Russian. - Test suboval, with a lobate periphery. Dorsally, there are six small chambers in the first whorl, four semispherical chambers in the second, and four large spherical chambers in the third whorl. Ventrally, the deep umbilicus is surrounded by four nearly spherical chambers. Sutures deep. [Test low conical, elongate toward the final chamber, periphery broadly lobate. Dorsally, in the initial chamber is round, surrounded by six small, semispherical chambers of the first whorl, with distinct sutures. In the second and third whorls there are four semispherical chambers in each, rapidly increasing in size and becoming spherical. On the ventral side the deep umbilicus is surrounded by four nearly spherical chambers of the final whorl. Spiral sutures depressed. Sutures between the chambers deep, narrow, straight; ventrally, they are sometimes weakly curved. Aperture semilunate, flanking the umbilicus in the final chamber. A calcareous lip overhangs the aperture. Wall calcareous, densely pitted with alveolar-like sculpture. Diameter 0.51 mm.; thickness 0.31 mm.

References:

Khalilov, D. M. (1956). 0 pelagicheskoy faune foraminifer Paleogenovykh otlozheniy Azerbaydzhana [Pelagic Foraminifera of the Paleogene Deposits of the Azerbaizhan SSR]. Trudy Instituta Geologii, Akademiya Nauk Azerbaidzhanskoi SSR. 17: 234-255. gs


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Globigerina bacuana compiled by the pforams@mikrotax project team viewed: 28-9-2021

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