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Plectropterna gracilis

Reptilia

Taxonomy
Plectropterna gracilis was named by Hitchcock (1858). It is considered to be a form taxon. It is a trace fossil. Its type locality is Roswell Field's Orchard, Gill, which is in a Hettangian/Sinemurian fluvial-lacustrine sandstone/shale in the Portland Formation of Massachusetts.

Synonymy list
YearName and author
1858Plectropterna gracilis Hitchcock p. 109
1871Plectropterna gracilis Hitchcock p. xxi
1889Plectropterna gracilis Hitchcock p. 119
1894Plectropterna gracilis Lyman p. 206
1898Plectropterna gracilis Hitchcock p. 402
1902Plectropterna gracilis Hay p. 549
1930Plectropterna gracilis Hay p. 19

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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()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
genusPlectropternaHitchcock 1845
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.

†Plectropterna gracilis Hitchcock 1858
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Created: 2017-04-17 15:16:03
Modified: 2017-04-17 15:16:03
Source: subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988

Age range: Hettangian or 201.30000 to 199.30000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Hettangian201.3 - 199.3USA (Massachusetts) Plectropterna gracilis (52986)
Hettangian - Sinemurian201.3 - 190.8USA (Connecticut) Plectropterna gracilis (53000 53023)
Hettangian - Sinemurian201.3 - 190.8USA (Massachusetts) Plectropterna gracilis (type locality: 52987 52996 52998)