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Aorhynchia
Taxonomy
Aorhynchia was named by MacFarlan (1992) [Sepkoski's age data: Tr Anis-l Tr Anis-u Sepkoski's reference number: 1068]. Its type is Aorhynchia ohaiensis.
It was assigned to Rhynchonellida by Sepkoski (2002); and to Piarorhynchiinae by Williams et al. (2002).
It was assigned to Rhynchonellida by Sepkoski (2002); and to Piarorhynchiinae by Williams et al. (2002).
Species
A. abyssensis, A. ohaiensis (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1992 | Aorhynchia MacFarlan p. 173 |
| 2002 | Aorhynchia Sepkoski |
| 2002 | Aorhynchia Williams et al. p. 1285 |
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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. †Aorhynchia MacFarlan 1992
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†Aorhynchia abyssensis MacFarlan 1992
†Aorhynchia ohaiensis MacFarlan 1992
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 6 | 4.96 | 3.80 | 7.80 | 4.30 | 1.75 |
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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: Anisian or 246.70000 to 241.46400 Ma
Collections (18 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Anisian | New Zealand | A. abyssensis (134850 134900 134905) A. ohaiensis (134435 134778 134878 134897 134899 134901 134902 134903 134915 134916 134917) A. ohaiensis, A. abyssensis (134877 134879) A. sp. (134621 134622) |