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Trimerorhachis

Osteichthyes - Temnospondyli - Trimerorhachidae

Taxonomy
Trimerorhachis was named by Cope (1878). It is not extant. Its type is Trimerorhachis insignis.

It was assigned to Rhachitomi by Cope (1884); to Archegosauridae by Hay (1902); to Trimerorachidae by Watson (1919); to Dvinosauria by Schoch (2013); and to Trimerorhachidae by Olson (1955), Daly (1973), Carroll (1988), Yates and Warren (2000), Schoch and Milner (2014).

Species
T. greggi, T. insignis (syn. T. medius, T. alleni, T. bilobatus) (type species), T. mesops, T. rogersi, T. sandovalensis
Species lacking formal opinion data
T. insignis
Entered
by E. Fara on 2003-01-23; modified by M. Carrano on 2019-08-08

Synonymy list
YearName and author
1878Trimerorhachis Cope
1884Trimerorhachis Cope p. 32
1902Trimerorhachis Hay p. 420
1919Trimerorachis Watson p. 66
1955Trimerorhachis Olson p. 229
1973Trimerorhachis Daly p. 568
1988Trimerorhachis Carroll
2000Trimerorhachis Yates and Warren pp. 84, 89 fig. 1
2013Trimerorhachis Schoch
2014Trimerorhachis Schoch and Milner p. 30

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
RankNameAuthor
subclassTetrapodomorpha()
—Tetrapoda
classAmphibia
orderTemnospondyli()
—Eutemnospondyli
—Rhachitomi()
—Dvinosauria
familyTrimerorhachidaeCope 1882
genusTrimerorhachisCope 1878

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. †Trimerorhachis Cope 1878
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†Trimerorhachis greggi Milner and Schoch 2013
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Invalid names: Trimerorhachis alleni Case 1910 [synonym], Trimerorhachis bilobatus Cope 1883 [synonym], Trimerorhachis medius Broom 1913 [synonym]
†Trimerorhachis mesops Cope 1896
†Trimerorhachis rogersi Olson 1955
†Trimerorhachis sandovalensis Berman and Reisz 1980
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: brackish, freshwater, terrestrialuc
Locomotion: actively mobilesubo
Life habit: amphibioussubo
Diet: carnivoresubo
Dispersal: waterc
Created: 2009-07-20 21:44:54
Modified: 2009-07-20 23:44:54
Source: subo = suborder, c = class, subp = subphylum, uc = unranked clade
References: Kiessling 2004, Uhen 2004, Hendy et al. 2009, Carroll 1988

Age range: base of the Virgilian to the top of the Kungurian or 303.70000 to 274.40000 Ma

Collections (55 total)


Time interval Ma Country or state Original ID and collection number
Virgilian303.7 - 298.9USA (Kansas) T. sp. (215555)
Asselian - Sakmarian298.9 - 290.1USA (Texas) T. insignis (11165)
Wolfcampian298.9 - 286.0USA (New Mexico) T. sandovalensis (180465) T. sp. (85436 181037 181078) T. sp., T. sandovalensis (180974)
Permian298.9 - 251.902USA (Oklahoma) T. insignis (221391 221392) T. sp. (221389 221390)
Sakmarian - Artinskian293.52 - 283.3USA (New Mexico) T. sp. (180988)
Sakmarian - Artinskian293.52 - 283.3USA (Texas) T. sp. (28324)
Artinskian290.1 - 283.3USA (Oklahoma) T. insignis (79402) T. sp. (220872)
Artinskian290.1 - 283.3USA (Texas) T. alleni (28143) T. bilobatus (28238) T. insignis (22714 80741 84716) T. medius (28145) T. sp. (13080 28141 28142 28146 28147 28150 28240)
Artinskian - Kungurian290.1 - 274.4USA (Texas) T. sp. (28241 28250 85299 85300)
Leonardian286.0 - 274.4USA (Oklahoma) T. insignis (79815 84941 85567 180991) T. sp. (87054 180990)
Leonardian286.0 - 274.4USA (Texas) T. insignis, T. mesops (178739) T. rogersi (79601) T. sp. (177006)
Kungurian283.3 - 274.4USA (Texas) T. insignis (27704 28264 177019) T. mesops (28256) T. sp. (22716 28251 28270 28272 28273 67735 177001 177017) T. sp., T. greggi (28267)
Kungurian283.3 - 274.4USA (Oklahoma) T. sp. (67945)