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.
Linked specimens: USNM-5875
Current identification:
Remarks: This species resembles Globorotalia conicotruncata Subbotina from the Russian Danian(?) in the numerous chambers per whorl, truncated spiral side, and the angular-trimcate periphery. The present species is smaller and has a promiaently spinose surface. It differs from Globigerina mckannai White in being less thickened and more nearly keeled, in having more chambers per whorl, more obhque sutures on the spiral side, and a truncate rather than rounded periphery. Globorotalia apanthesma, new species, has fewer
Original Description
tinct, slightly depressed, curved and obfique on the spiral side, more deeply depressed, straight and radial aroimd the small umbilicus on the umbUical side; wall calcareous, finely perforate, surface spinose throughout, although final one or two chambers may be less promi-
nently spinose, distinctly spinose at the peripheral angle, presenting a keel-like appearance ; aperture a low interiomarginal, extraumbilical-umbifical arch extending to the periphery.
Size:
Etymology:
Extra details from original publication
chambers per whorl, a less truncate periphery and the chambers slope gradually from the peripheral keel to the umbilical shoulder. The wall surface is also less prominently spinose.
Editors' Notes
Loeblich, A. R. & Tappan, H. (1957b). Planktonic foraminifera of Paleocene and early Eocene Age from the Gulf and Atlantic coastal plains. In, Loeblich, A. R. , Jr., Tappan, H., Beckmann, J. P., Bolli, H. M., Montanaro Gallitelli, E. & Troelsen, J. C. (eds) Studies in Foraminifera. U.S. National Museum Bulletin . 215: 173-198. gs References:

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Globorotalia hispidicidaris compiled by the pforams@mikrotax project team viewed: 10-9-2026
Short stable page link: https://mikrotax.org/pforams/index.php?id=131145 Go to Archive.is to create a permanent copy of this page - citation notes |
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