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Quadrimorphina
Taxonomy
Quadrimorphina was named by Finlay (1939) [Sepkoski's age data: K Ceno R]. It is extant. It was considered unknown by Finlay (1939).
It was assigned to Quadrimorphinidae by Finlay (1939); and to Foraminiferida by Sepkoski (2002).
It was assigned to Quadrimorphinidae by Finlay (1939); 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. Quadrimorphina Finlay 1939
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| H. J. Finlay 1939 | Test flatly trochoid, with four chambers to a coil, otherwise exactly like Allomorphina (Reuss). |
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Late/Upper Cenomanian to the top of the Middle Eocene or 99.60000 to 37.71000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cenomanian | Egypt | Q. sp. (141572) | |
| Early/Lower Turonian - Late/Upper Turonian | Tanzania (Lindi) | Q. sp. (179314) | |
| Early/Lower Turonian - Middle Turonian | Tanzania (Lindi) | Q. sp. (179309) | |
| Maastrichtian | Tunisia | Q. camerata (57340 57341 57342) | |
| Middle Eocene | Canada (Nova Scotia) | Q. allomorphinoides (141893) |