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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Placentammina
Taxonomy
Placentammina is a genus. It is not extant.
It was assigned to Saccammininae by Loeblich and Tappan (1988); and to Foraminiferida by Sepkoski (2002).
It was assigned to Saccammininae by Loeblich and Tappan (1988); and to Foraminiferida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1988 | Placentammina Loeblich and Tappan |
| 2002 | Placentammina Sepkoski |
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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. †Placentammina
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, o = order | |||||
| References: Loeblich and Tappan 1984, Kiessling 2004 | |||||
Age range: base of the Sakmarian to the top of the Priabonian or 293.52000 to 33.90000 Ma
Collections (22 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sakmarian | Australia (Western Australia) | P. sp. (95192) | |
| Late/Upper Albian | Canada (Alberta) | P. sp. 1 (71365 71366 71368 71371 71372 71376 71377 71685 71688 71693 71696 71700 71702 71703 71706 71707 71708 71711) | |
| Middle Cenomanian - Late/Upper Cenomanian | Canada (Alberta) | P. sp. 1 (71364) | |
| Turonian | Canada (Alberta) | P. sp. 1 (71354) | |
| Priabonian | USA (Washington) | P. placenta (205200) |