Catalog - Globigerina incretacea

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Globigerina incretacea

Citation: Globigerina incretacea Khalilov 1956

Type repository: Baku; Geological Institute, Academy of Sciences, Baku, Azerbaijan

[Translation from the Russian.- Test oval, with a lobate periphery. Ventrally, around the deep umbilicus, there are six pear-shaped chambers, of which the final onehas an open, semilunate aperture with a lip. On the dorsal side, the innermost of the two whorls is depressed. Test large, low conical, with a broadly lobate periphery. The inner whorl on the ventral side is flattened, depressed. Dorsally there are two whorls. Following the initial chamber, there are five small chambers in the first whorl, arranged in a chainlike manner; their surfaces from depressions within the following whorl. The second whorl consists of six successively enlarging spherical chambers. On the ventral side there are six inflated chambers rapidly increasing in size, situated around the well-expressed umbilicus; the final chamber slightly exceeds the first in size. Spiral suture strongly depressed dorsally; septal sutures almost straight , weakly depressed in the first whorl, and strongly depressed in the second whorl. Aperture is equipped with supplementary test material in the form of a calcareous lip. Wall calcareous, densely pitted. Diameter 0.52 mm.; thickness 0.20 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

CATALOG OF ORIGINAL DESCRIPTIONS: Globigerina incretacea Khalilov 1956

Globigerina incretacea

References:

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