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Troostella
Taxonomy
Troostella was named by Wade (1926) [Sepkoski's age data: K Camp Sepkoski's reference number: 914]. It is not extant.
It was assigned to Acteonininae by Sohl (1964); and to Cephalaspida by Sepkoski (2002).
It was assigned to Acteonininae by Sohl (1964); and to Cephalaspida by Sepkoski (2002).
Species
Synonymy list
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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. †Troostella Wade 1926
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†Troostella perimpressa Wade 1926
†Troostella substriatus Wade 1926
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Late/Upper Campanian to the top of the Late/Upper Maastrichtian or 83.50000 to 66.00000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Campanian | USA (Tennessee) | T. perimpressa (88357) | |
| Late/Upper Campanian | USA (Texas) | T. brevispira, T. sublinearis (7472) T. sublinearis (7481) | |
| Middle Campanian | USA (Texas) | T. sp. (7467) | |
| Late/Upper Campanian - Early/Lower Maastrichtian | USA (Tennessee) | T. perimpressa, T. substriatus (7515) | |
| Early/Lower Maastrichtian | USA (Georgia) | T. sp. (4277) | |
| Late/Upper Maastrichtian | USA (Texas) | T. sp. (4472) |