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Crenipecten
Taxonomy
Crenipecten is a genus. It is not extant.
It was assigned to Pterioida by Sepkoski (2002); to Aviculopectinidae by Aberhan et al. (2004); to Crenipectinidae by Bouchet et al. (2010); and to Euchondriidae by Fang (1987), Yang et al. (2016).
It was assigned to Pterioida by Sepkoski (2002); to Aviculopectinidae by Aberhan et al. (2004); to Crenipectinidae by Bouchet et al. (2010); and to Euchondriidae by Fang (1987), Yang et al. (2016).
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1977 | Leptolima Zhang |
| 1977 | Leptolima Zhou |
| 1980 | Leptolima Vokes p. 231 |
| 1987 | Crenipecten Fang p. 379 |
| 2002 | Crenipecten Sepkoski |
| 2002 | Leptolima Sepkoski |
| 2004 | Crenipecten Aberhan et al. |
| 2010 | Crenipecten Bouchet et al. |
| 2016 | Crenipecten Yang et al. p. 109 |
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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. †Crenipecten
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†Crenipecten exilis Liu 1976
†Crenipecten hallanus Walcott 1884
†Crenipecten hunanensis Zhang 1977
†Crenipecten lianyuanensis Fang 1987
†Crenipecten qaganqulutensis Liang 1980
†Crenipecten soronensis Kobayashi 1931
Invalid names: Leptolima Zhang 1977 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| height | 4 | 34.1 | 20.6 | 56.1 | 37.1 | 18.6 | |
| valve height | 5 | 2.43 | 0.688 | 5.35 | 3.66 | 1.98 |
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: base of the Asbian to the top of the Early/Lower Jurassic or 339.90000 to 174.70000 Ma
Collections (20 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asbian | United Kingdom (England) | C. semicircularis (5995) | |
| Brigantian | United Kingdom (England) | C. semicircularis (73424) | |
| Wordian | China (Nei Mongol) | C. qaganqulutensis (109617) | |
| Capitanian | China (Nei Mongol) | C. soronensis (111762) | |
| Wuchiapingian | China (Guizhou) | C. exilis (112001) | |
| Wuchiapingian | China (Hunan) | C. exilis (95695 107814 107824 107826 121731) C. exilis, C. lianyuanensis (101951 107820) | |
| Wuchiapingian | China (Hubei) | C. exilis (123593) | |
| Changhsingian | China (Hunan) | C. exilis (121730) Leptolima hunanensis (123629) | |
| Changhsingian | China (Guizhou) | C. orthis (82631 121007) | |
| Changhsingian | China (Guangxi) | C. minimus (149217 149218) | |
| Late/Upper Triassic - Early/Lower Jurassic | USA (Alaska) | C. crenulatus (112256) |