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Batrachopus gracilis

Reptilia - Batrachopodidae

Taxonomy
Batrachopus gracilis was named by Hitchcock (1845). It is considered to be a form taxon. Its type specimen is AC 42/3, a footprint, and it is a trace fossil.

It was recombined as Anisopus gracilis by Hitchcock (1848), Hitchcock (1858), Deane (1861) and Lyman (1894); it was recombined as Anisichnus gracilis by Hitchcock (1871), Hitchcock (1889) and Hitchcock (1898); it was synonymized subjectively with Batrachopus deweyi by Olsen and Padian (1986).

Synonyms
Synonymy list
YearName and author
1845Batrachopus gracilis Hitchcock p. 25 figs. Pl. 16:3-4
1848Anisopus gracilis Hitchcock p. 228 figs. Pl. 16:3-4
1858Shepardia palmipes Hitchcock
1858Anisopus gracilis Hitchcock p. 61
1861Anisopus gracilis Deane p. 46
1862Anisopus gracilior Hitchcock p. 86
1865Anisopus gracilior Hitchcock p. 6
1871Anisichnus gracilior Hitchcock p. xxi
1871Anisichnus gracilis Hitchcock p. xxi
1871Shepardia palmipes Hitchcock p. xxi
1889Anisichnus gracilior Hitchcock p. 119
1889Anisichnus gracilis Hitchcock p. 119
1889Shepardia palmipes Hitchcock p. 119
1894Anisopus gracilior Lyman p. 205
1894Anisopus gracilis Lyman p. 205
1894Shepardia palmipes Lyman p. 206
1898Anisichnus gracilior Hitchcock p. 402
1898Anisichnus gracilis Hitchcock p. 402
1898Shepardia palmipes Hitchcock p. 402
1902Batrachopus gracilior Hay p. 541
1902Batrachopus gracilis Hay p. 541
1902Shepardia palmipes Hay p. 551
1904Shepardia palmipes Lull p. 538
1915Batrachopus gracilior Lull pp. 177-178
1915Batrachopus gracilis Lull p. 177
1917Batrachopus gracilior Lull p. 113
1917Batrachopus gracilis Lull p. 113
1917Shepardia palmipes Lull p. 126
1927Batrachopus gracilis Hitchcock and Grier p. 186
1927Batrachopus gracilior Hitchcock and Grier p. 194
1929Shepardia palmipes Thorpe p. 299
1930Batrachopus gracilior Hay p. 8
1930Batrachopus gracilis Hay p. 8
1930Shepardia palmipes Hay p. 20
1963Batrachopus gracilior Kuhn p. 66
1963Batrachopus gracilis Kuhn p. 66
1969Shepardia palmipes Haubold p. 98 fig. 7
1971Batrachopus gracilior Haubold p. 61
1971Batrachopus gracilis Haubold p. 61
1971Shepardia palimpes Haubold p. 63
1974Shepardia palimpes Haubold p. 131
2007Batrachopus gracilis Rainforth p. 54

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
RankNameAuthor
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
Pseudosuchia(Zittel 1890)
SuchiaKrebs 1974
Aetosauria(Lydekker 1889)
familyBatrachopodidae
genusBatrachopus
speciesgracilis

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.

Batrachopus gracilis Hitchcock 1845
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Invalid names: Batrachopus gracilior Hitchcock 1862 [synonym], Shepardia palmipes Hitchcock 1858 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Diet: herbivoresubo
Created: 2009-01-03 20:38:33
Modified: 2009-01-03 22:38:33
Source: subo = suborder, subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988, Benton 1983

Age range: base of the Norian to the top of the Hettangian or 228.00000 to 199.30000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Triassic237.0 - 201.3USA (New Jersey) Anisichnus gracilis (91694)
Norian228.0 - 208.5USA (Pennsylvania) Anisichnus gracilis (55413)
Hettangian201.3 - 199.3USA (Massachusetts) Shepardia palmipes, Anisopus gracilis, Anisopus gracilior (52986)
Hettangian201.3 - 199.3USA (Connecticut) Shepardia palmipes (51256)
Hettangian - Sinemurian201.3 - 190.8USA (Massachusetts) Anisopus gracilis (52985 52987 52998) Shepardia palmipes, Anisopus gracilis (52996)
Hettangian - Sinemurian201.3 - 190.8USA (Connecticut) Anisopus gracilis (53033)