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.
Current identification/main database link: Parasubbotina variospira (Belford 1984)
Original Description
Description: Test large, trochoid, consisting of about 12 chambers arranged in three whorls, usually 5 but sometimes 4 chambers visible from ventral side. Equatorial periphery lobate, axial periphery rounded. Chambers increasing only slowly in size, four chambers in penultimate whorl, coiling in most specimens then becoming looser and more open, generally with five chambers in final whorl, umbilicus wide, open, shallow. Occasional specimens with final chamber directed towards umbilicus, coiling also becoming tighter, 4-4½ chambers visible from ventral side. Sutures on both dorsal and ventral sides narrow, deeply depressed, radial. Test wall perforate, with small pustules at umbilical margin of early chambers of last whorl, otherwise finely pitted. Aperture interiomarginal, umbilical-extraumbilical, low elongate, not clearly observed.
Size:
Etymology:
Extra details from original publication
Belford, D. J. (1984). Belford, D. J. (1984). Tertiary foraminifera and age of sediments, Ok Tedi-Wabag, Papua New Guinea. Australia Bureau of Mineral Resources, Geology and Geophysics Bulletin. 216: 1-52. Australia Bureau of Mineral Resources Geology and Geophysics, Bulletin. 216: 1-52. gsReferences:
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Globorotalia (Turborotalia) variospira compiled by the pforams@mikrotax project team viewed: 18-6-2025
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