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Fascicosta
Taxonomy
Fascicosta was named by Stehli (1955) [Sepkoski's age data: P Guad-u Sepkoski's reference number: 7].
It was assigned to Rhynchonellida by Sepkoski (2002); and to Allorhynchidae by Williams et al. (2002).
It was assigned to Rhynchonellida by Sepkoski (2002); and to Allorhynchidae by Williams et al. (2002).
Species
Entered
by J. Sepkoski on 2003-01-23; modified by M. Clapham on 2022-11-04
Synonymy list
| Year | Name and author |
|---|---|
| 1955 | Fascicosta Stehli p. 71 |
| 2002 | Fascicosta Sepkoski |
| 2002 | Fascicosta Williams et al. p. 1268 |
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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. †Fascicosta Stehli 1955
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†Fascicosta bella Cooper and Grant 1976
†Fascicosta elongata Cooper and Grant 1976
†Fascicosta longaeva Girty 1909
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 7 | 5.53 | 2.45 | 8.70 | 6.00 | 2.04 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Kungurian to the top of the Capitanian or 283.30000 to 259.51000 Ma
Collections (28 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | Oman | F. longaeva (166923) | |
| Roadian | USA (Texas) | Rhynchonella longaeva (108803) | |
| Wordian | USA (Texas) | F. bella, F. elongata (101867) F. elongata (81586 102619 105896 106244) F. longaeva (105902 106138) | |
| Capitanian | USA (Texas) | F. bella (106248 106249) F. bella, F. elongata (105894) F. bella, F. elongata, F. longaeva (105895) F. bella, F. longaeva (81626) F. longaeva (81697 101798 101809 102618 105893 105994) Rhynchonella longaeva (108801 108812) | |
| Capitanian | USA (New Mexico) | F. bella (105989) F. elongata (81629) F. longaeva (102609 102622 102629 106253) |