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Allorhynchus permianum

Rhynchonellata - Rhynchonellida - Allorhynchidae

Taxonomy
Allorhynchus permianus was named by Stehli (1955). Its type specimen is AMNH 27905/5 and is a 3D body fossil. Its type locality is AMNH512, Guadalupe Pass, Guadalupe Mountains, which is in a Roadian slope limestone in the Cherry Canyon Formation of Texas.

It was corrected as Allorhynchus permianum by Cooper and Grant (1976).

Subspecies
A. permianum, A. wordense
Sister species lacking formal opinion data
A. currei, A. curriei, A. currieri, A. didus, A. hartii, A. heteropsis, A. marca, A. ramosum

Synonymy list
YearName and author
1955Allorhynchus permianus Stehli p. 74 figs. 18-31
1976Allorhynchus permianum Cooper and Grant p. 2007 figs. Pl 541, figs 1-30; pl 542, figs 1-51

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderRhynchonellidaKuhn 1949
superfamilyWellerelloideaLicharew 1956
familyAllorhynchidaeCooper and Grant 1976
genusAllorhynchus
speciespermianum()

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.

†Allorhynchus permianum Stehli 1955
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†Allorhynchus permianum wordense Cooper and Grant 1976
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height144.691.6010.64.853.24

Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryo
Attached: yesp
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2004-02-28 14:12:25
Modified: 2004-02-28 16:12:25
Source: o = order, c = class, p = phylum, uc = unranked clade
References: Nesnidal et al. 2013, Aberhan et al. 2004

Age range: base of the Roadian to the top of the Wordian or 274.40000 to 264.28000 Ma

Collections (20 total)


Time interval Ma Country or state Original ID and collection number
Roadian274.4 - 266.9USA (Texas) Allorhynchus permianum (43519 43548 43551 43553 81645 81722 101767 105592 105726 105887) Allorhynchus permianus (81693)
Roadian - Wordian274.4 - 264.28USA (Texas) Allorhynchus permianum (106049)
Wordian266.9 - 264.28USA (Texas) Allorhynchus permianum (43550 43557 81636 81707 105764 105821 106105 106157)