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Allorhynchus triangulatum

Rhynchonellata - Rhynchonellida - Allorhynchidae

Taxonomy
Allorhynchus triangulatum was named by Cooper and Grant (1976). Its type specimen is USNM 148092b, a shell (Articulated shell), and it is not a trace fossil.

Sister species lacking formal opinion data
A. currei, A. didus

Synonymy list
YearName and author
1976Allorhynchus triangulatum Cooper and Grant p. 2008 figs. Pl 542, figs 52-60

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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
speciestriangulatum

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 triangulatum Cooper and Grant 1976
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height75.953.3010.05.702.13

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: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: base of the Roadian to the top of the Wordian or 272.30000 to 264.28000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Roadian272.3 - 268.8USA (Texas) Allorhynchus triangulatum (43548 43551 43553 81645 105887 106123)
Roadian - Wordian272.3 - 264.28USA (Texas) Allorhynchus triangulatum (102630 106053)
Wordian266.9 - 264.28USA (Texas) Allorhynchus triangulatum (102626 105683)