Potentella sp. from: Spezzaferri, S.Silva, I.S.. (1990): Oligocene planktonic foraminiferal biostratigraphy and paleoclimatic interpretation from Hole 538A, DSDP Leg 77, Gulf of Mexico . Palaeogeography, Palaeoclimatology, Palaeoecology Vol. 83 p. 217-263 . |
Notice: This catalogue page may contain unedited data.
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Species Potentella sp. |
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Discussion / Comments: |
Spezzaferri & Silva (1990):
Under this
informal species are grouped a number of protentellids,
slightly trochoidal, that possess four to five
chambers in the last whorl, with an extraumbilical
aperture bordered by a rim. They first occur in
Zone P22 and are rare. |
Systematics: |
22 Genus Potentella
Species Potentella sp.
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Synonym list: |
Spezzaferri & Silva (1990):
1990 Potentella sp. . - Spezzaferri & Silva : p.260 pl. XIII; fig. 1a-c, 4a-c
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References: |
Spezzaferri,S. and Silva,I.S.. (1990): Oligocene planktonic foraminiferal biostratigraphy and paleoclimatic interpretation from Hole 538A, DSDP Leg 77, Gulf of Mexico . Palaeogeography, Palaeoclimatology, Palaeoecology Vol. 83 p. 217-263
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