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Pseudoclavulina
Taxonomy
Pseudoclavulina was named by Cushman (1936) [Sepkoski's age data: K Apti T Eo-l Sepkoski's reference number: 728]. It is extant. It was considered unknown by Cushman (1936).
It was assigned to Pseudogaudryininae by Cushman (1936); and to Foraminiferida by Sepkoski (2002).
It was assigned to Pseudogaudryininae by Cushman (1936); and to Foraminiferida by Sepkoski (2002).
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. Pseudoclavulina Cushman 1936
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Diagnosis
Reference | Diagnosis | |
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J. A. Cushman 1936 | Test with early chambers triserial, test usually triangular in transverse section, angles acute or rounded, later portion uniserial, usually nodose, rounded in traverse section; chambers of early portion usually indistinct, of uniserial portion often strongly inflated; wall variable in texture, arenaceous, frequently with roughly finished exterior; aperture in adult terminal, rounded, often with a distinct neck. Upper Cretaceous to Recent. |
Measurements
No measurements are available
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Source: subo = suborder, o = order | |||||
References: Kiessling 2004, Loeblich and Tappan 1984 |
Age range: base of the Early/Lower Campanian to the top of the Ypresian or 83.50000 to 47.80000 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Early/Lower Campanian | USA (Texas) | P. clavata (59867) | |
Ypresian | United Kingdom (England) | P. anglica (8025) |