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Leiocephalikon

Gymnarthridae

Taxonomy
Leiocephalikon was named by Steen (1934). It is not extant. Its type is Amblyodon problematicum.

It was assigned to Gymnarthridae by Carroll and Gaskill (1978), Carroll (1988), Carroll et al. (1998).

Synonymy list
YearName and author
1934Leiocephalikon Steen
1978Leiocephalikon Carroll and Gaskill p. 4
1988Leiocephalikon Carroll
1998Leiocephalikon Carroll et al. p. 5

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
RankNameAuthor
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—RecumbirostraAnderson 2007
familyGymnarthridae
genusLeiocephalikonSteen 1934

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. †Leiocephalikon Steen 1934
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Invalid names: Leiocephalikon eutheton Steen 1934 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialuc
Locomotion: actively mobilec
Created: 2017-04-17 15:15:35
Modified: 2017-04-17 15:15:35
Source: c = class, subp = subphylum, uc = unranked clade
References: Hendy et al. 2009, Carroll 1988

Age range: Westphalian A or 318.70000 to 316.90000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Westphalian A318.7 - 316.9Canada (Nova Scotia) L. eutheton, Amblyodon problematicum (28069) L. problematicum (86946)