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Helcura surgens

Reptilia

Taxonomy
Helcura surgens was named by Hitchcock (1858). It is considered to be a form taxon. Its type specimen is AC 19/8, a footprint, and it is a trace fossil. Its type locality is Lily Pond Quarry, Gill, which is in a Hettangian fluvial-lacustrine siltstone/sandstone in the Turners Falls Formation of Massachusetts.

Synonymy list
YearName and author
1858Helcura surgens Hitchcock p. 141
1871Helcura surgens Hitchcock p. xxi
1889Helcura surgens Hitchcock p. 119
1894Helcura surgens Lyman p. 206
1902Helcura surgens Hay p. 546
1904Helcura surgens Lull p. 531
1917Helcura surgens Lull p. 124
1930Helcura surgens Hay p. 14
1971Helcura surgens Haubold p. 101

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
RankNameAuthor
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
Sauropsida
classReptilia
Testudinata(Oppel 1811)
genusHelcura
speciessurgens

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.

Helcura surgens Hitchcock 1858
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Diagnosis
No diagnoses are available