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Redfieldius gracilis

Palaeonisciformes - Redfieldiidae

Taxonomy
Catopterus gracilis was named by Redfield (1837). Its type specimen is YPM 3206, a skeleton, and it is a 3D body fossil. Its type locality is Middlefield fish locality, which is in a Hettangian/Sinemurian terrestrial shale/siltstone in the Portland Formation of Connecticut. It is the type species of Redfieldius.

It was recombined as Redfieldius gracilis by Hay (1899), Hay (1902) and Schaeffer and McDonald (1978).

Synonyms
  • Catopterus parvulus was named by Redfield (1841). It is a 3D body fossil. Its type locality is Boonton Fish Bed, which is in a Sinemurian lacustrine - large siltstone/carbonate in the Boonton Formation of New Jersey.

    It was recombined as Redfieldius parvulus by Hay (1902); it was synonymized subjectively with Redfieldius gracilis by Bock (1959).
Synonymy list
YearName and author
1837Catopterus gracilis Redfield
1841Catopterus parvulus Redfield
1899Redfieldius gracilis Hay p. 789
1902Redfieldius gracilis Hay p. 370
1902Redfieldius parvulus Hay p. 370
1978Redfieldius gracilis Schaeffer and McDonald p. 135

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
—Osteichthyes()
superclassActinopterygii()
orderPalaeonisciformesHay 1902
suborderRedfieldioidei(Berg 1955)
familyRedfieldiidaeHutchinson 1973
genusRedfieldius
speciesgracilis(Redfield 1837)

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.

†Redfieldius gracilis Redfield 1837
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Invalid names: Redfieldius parvulus Redfield 1841 [synonym]
Diagnosis
ReferenceDiagnosis
B. Schaeffer and N. G. McDonald 1978Same as for genus
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-20 21:35:42
Modified: 2009-07-20 23:35:42
Source: o = order, subp = subphylum
References: Carroll 1988, Hendy et al. 2009

Age range: base of the Norian to the top of the Sinemurian or 228.00000 to 190.80000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Norian228.0 - 208.5USA (Virginia) Redfieldius gracilis (107271)
Hettangian201.3 - 199.3USA (Connecticut) Catopterus gracilis (51264) Redfieldius gracilis (47198 224079)
Hettangian - Sinemurian201.3 - 190.8USA (Connecticut) Catopterus gracilis (224080)
Sinemurian199.3 - 190.8USA (New Jersey) Redfieldius gracilis, Catopterus parvulus (187288)