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Onchiodon

Osteichthyes - Temnospondyli - Eryopidae

Synonymy list
YearName and author
1861Onchiodon Geinitz p. 3
1919Onchiodon Watson p. 64
1988Onchiodon Carroll
1990Onchiodon Boy pp. 290-300 figs. 1-9
2013Onchiodon Schoch
2014Onchiodon Schoch and Milner p. 91

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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()
—Eryopiformes
familyEryopidaeCope 1882
subfamilyEryopinae
genusOnchiodon

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. †Onchiodon Geinitz 1861
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†Onchiodon credneri Fritsch 1901
†Onchiodon labyrinthicus Geinitz 1861
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Invalid names: Pelosaurus laticeps Credner 1882 [synonym]
†Onchiodon langenhani Werneburg 1989
†Onchiodon manebachensis Langenhan 1909
†Onchiodon thuringiensis Werneburg 2008
Diagnosis
ReferenceDiagnosis
J. Boy 1990Postorbital part of skull short. Back side of skull concave, with broad occipetal lammella ("Occipetallamelle"). Skull show strong widening in the adult stage (IOw, jugal, snout). Connection on the surface beween praefrontal and jugal first appers in juvenile stage. Lacrimale stays in contact with very short septomaxilla. Praefrontal elongated and in frontal part broader. - Choana broad and round. Behind the pair of canine tooth no futher teeth on platinum and ectopterygoid. Pairs of palate-pits (german: "Gaumengruben") on praemaxilla-vomer. Distinctive transverse process of pterygoid. Arteria carotis interna runs in the parasphenoid basal plate and comes out at the frontal border. Furrow of palatine branch of nervus V unclear. - Teeth of the jaws differentiated. Flat surangular-process. - Ribs with strong hook-shaped processi. Ilium vertical and dorsal widened. Spindle-shaped ventral scales.
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: Uhen 2004, Carroll 1988, Kiessling 2004, Hendy et al. 2009

Age range: base of the Gzhelian to the top of the Cisuralian or 303.70000 to 274.40000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Gzhelian303.7 - 298.9Germany (Thuringia) O. langenhani (176543) O. manebachensis (180757)
Asselian298.9 - 293.52Germany (Thuringia) O. labyrinthicus (180778) O. thuringiensis (180761)
Asselian - Sakmarian298.9 - 290.1Germany (Thuringia) O. labyrinthicus (180779)
Wolfcampian298.9 - 286.0USA (New Mexico) O. sp. (85436)
Autunian298.9 - 283.3Czechia O. credneri (180780)
Cisuralian298.9 - 274.4Germany (Saxony) O. sp. (180781)
Sakmarian293.52 - 290.1Germany (Saxony) O. labyrinthicus (52522)
Sakmarian293.52 - 290.1Germany (Thüringer Wald) O. labyrinthicus (160735)
Rotliegendes283.3 - 259.51Czechia (Boheme) O. credneri (58139)