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Crurirhynchia
Taxonomy
Crurirhynchia was named by Dagys (1961) [Sepkoski's age data: Tr Anis-u Tr Nori Sepkoski's reference number: 1]. Its type is Crurirhynchia kiparisovae.
It was assigned to Rhynchonellida by Sepkoski (2002); and to Cryptorhynchiinae by Williams et al. (2002).
It was assigned to Rhynchonellida by Sepkoski (2002); and to Cryptorhynchiinae by Williams et al. (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1961 | Crurirhynchia Dagys |
| 2002 | Crurirhynchia Sepkoski |
| 2002 | Crurirhynchia Williams et al. p. 1216 |
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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. †Crurirhynchia Dagys 1961
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†Crurirhynchia baqenae Jin et al. 1979
†Crurirhynchia deminuta Jin and Sun 1976
†Crurirhynchia kiparisovae Dagys 1961
†Crurirhynchia paramentzeli Xu 1978
†Crurirhynchia zaquica Jin et al. 1979
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 7.66 | 6.00 | 11.0 | 6.80 | 2.69 | |
| valve height | 3 | 6.90 | 5.00 | 8.10 | 8.10 | 1.79 |
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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 Middle Triassic to the top of the Lacian or 246.70000 to 215.38000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Triassic - Anisian | China (Guizhou) | C. subssicostata (111833 111855) | |
| Late/Upper Triassic | China (Xizang) | C. baqenae (132972) | |
| Lacian | China (Xizang) | C. deminuta (110216 110232) | |
| Norian | China (Xizang) | C. zaquica (132975) | |
| Norian | China (Sichuan) | C. paramentzeli (123651) | |
| Norian | Russian Federation | C. kiparisovae (128094) | |
| Norian - Rhaetian | Russian Federation | C. kiparisovae (127944 128266) |