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Anaschisma browni

Amphibia - Temnospondyli - Metoposauridae

Taxonomy
Anaschisma browni was named by Branson (1905). Its type specimen is FMNH UC 447, a skull, and it is a 3D body fossil. Its type locality is Willow Creek, which is in a Carnian terrestrial horizon in the Popo Agie Formation of Wyoming.

It was synonymized subjectively with Eupelor durus by Colbert and Imbrie (1956); it was recombined as Metoposaurus browni by Chowdhury (1965); it was considered a nomen dubium by Hunt (1993) and Schoch and Milner (2000).

Synonyms
Synonymy list
YearName and author
1905Anaschisma brachygnatha Branson
1905Anaschisma browni Branson
1905Anaschisma brachygnatha Branson p. 588
1922Buettneria perfecta Case p. 13 figs. 1-6; Pl. 1-4
1929Kalamoiketer pinkleyi Branson and Mehl
1929Koskinonodon princeps Branson and Mehl p. 51 figs. 8-9
1929Borborophagus wyomingensis Branson and Mehl p. 65 fig. 10
1944Buettneria howardensis Sawin p. 361
1954Buettneria calgariensis Green
1965Metoposaurus browni Chowdhury p. 42
1995Buettneria perfecta Long and Murry
2007Koskinonodon perfectus Mueller p. 225
2020Anaschisma browni Gee et al.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
RankNameAuthor
classAmphibia
orderTemnospondyli()
Eutemnospondyli
Rhachitomi()
Eryopiformes
Stereospondylomorpha
Stereospondyli()
Superstes
Trematosauria
superfamilyTrematosauroidea
familyMetoposauridae
genusAnaschisma
speciesbrowni

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.

Anaschisma browni Branson 1905
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Invalid names: Anaschisma brachygnatha Branson 1905 [synonym], Borborophagus wyomingensis Branson and Mehl 1929 [synonym], Koskinonodon perfectus Case 1922 [synonym]
Diagnosis
No diagnoses are available