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Fissirhynchia
Taxonomy
Fissirhynchia was named by Pearson (1977) [Sepkoski's age data: Tr Carn J Sine Sepkoski's reference number: 434].
It was assigned to Rhynchonellida by Sepkoski (2002); and to Cyclothyridinae by Williams et al. (2002).
It was assigned to Rhynchonellida by Sepkoski (2002); and to Cyclothyridinae by Williams et al. (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1977 | Fissirhynchia Pearson p. 48 |
| 2002 | Fissirhynchia Sepkoski |
| 2002 | Fissirhynchia Williams et al. p. 1328 |
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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. †Fissirhynchia Pearson 1977
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†Fissirhynchia fissicostata Suess 1854
†Fissirhynchia pacifica MacFarlan 1992
†Fissirhynchia wakefieldensis MacFarlan 1992
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| height | 3 | 12.1 | 7.02 | 16.1 | 15.8 | 5.16 | |
| shell height | 37 | 10.2 | 2.10 | 19.6 | 11.3 | 3.60 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Oretian to the top of the Late/Upper Toarcian or 227.50000 to 175.60000 Ma
Collections (122 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tuvalian | Hungary | F. fissicostata (23870) | |
| Norian | Peru | F. fissicostata (144424 144434 144435) | |
| Norian | China (Xizang) | Septaliphoria fissicostata (123654) | |
| Norian | Russian Federation | Septaliphoria fissicostata (128094) | |
| Norian | USA (Alaska) | F. fissicostata (44420 44430) F. sp. (44424) | |
| Norian - Rhaetian | Russian Federation | Septaliphoria fissicostata (127964 128267) | |
| Oretian | New Zealand | F. sp. (134599) F. wakefieldensis (134169 134170 134424 134428 134466 134469 134477 134491) | |
| Lacian | Serbia and Montenegro | F. vidlicensis (56799) | |
| Lacian | China (Sichuan) | Septaliphoria fissicostata (123657) | |
| Lacian | Austria | F. fissicostata (66932) | |
| Otamitan | New Zealand | F. pacifica (33078 134442 134492 134959 135278) | |
| Alaunian - Sevatian | Peru | F. fissicostata (36993) | |
| Warepan | New Zealand | F. pacifica (134924) | |
| Warepan | New Caledonia | F. pacifica (133767) | |
| Warepan - Otapirian | New Caledonia | F. pacifica (133831) | |
| Rhaetian | Peru | F. fissicostata (144425 144432 144433) | |
| Rhaetian | Austria (Calcareous Alps) | F. fissicostata (38141) | |
| Rhaetian | Slovakia | F. fissicostata (32892 49455 137775) | |
| Rhaetian | Papua New Guinea | F. sp. (67687) | |
| Rhaetian | Turkey | F. fissicostata (132551) | |
| Rhaetian | Romania | F. fissicostata (170276) | |
| Rhaetian | Iran | F. sp., F. fissicostata (41330) | |
| Rhaetian | Austria | F. fissicostata (27943 27944 27947 27948 27959 27960 27961 27962 27963 27964 27969 27971 28106 28110 28112 29067 29069 29070 29071 29072 29095 29096 29097 29100 29102 29103 29104 29105 29106 29107 29108 29111 32876 115311 115320 115340 115344 115346 115348 115349 137750 137763 137774 137777 137778) Rhynchonella fissicostata (137754 138165 138167 138171) | |
| Otapirian | New Zealand | F. pacifica (134444 134445 134467 134478 134978 134981 135047 135052 135053 135082 135168 135256) | |
| Otapirian | New Caledonia | F. pacifica (133763 133764 133765 133766 133769 133770 133772 133784 133785 133786 133828 133830) | |
| Otapirian | New Zealand (Southland) | F. pacifica (128172) | |
| Pliensbachian - Late/Upper Toarcian | Chile (Atacama) | F. sp. (221803) | |
| Pliensbachian - Toarcian | Chile (Atacama) | F. sp. (221819) | |
| Pliensbachian - Toarcian | Chile (Copiapó) | F. sp. (223695) | |
| Late/Upper Pliensbachian | Chile (Huasco) | F. piremapuana (223786) | |
| Late/Upper Toarcian | Chile (Atacama) | F. sp. (221808) |