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Caucasichthys kumaensis

Osteichthyes - Caucasichthyidae

Taxonomy
Caucasichthys kumaensis was named by Bannikov et al. (2011). Its type specimen is PIN 4425/103, a partial skeleton, and it is a 3D body fossil. Its type locality is Gorny Luch, left bank of Pshekha River, which is in an Eocene terrestrial horizon in the Kuma Formation of the Russian Federation. It is the type species of Caucasichthys.

Synonymy list
YearName and author
2011Caucasichthys kumaensis Bannikov et al. p. 84 figs. Fig. 1-5

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassActinopterygii()
RankNameAuthor
infraclassActinopteri()
—Teleosteomorpha
—Acanthopterygii
—Percomorphaceae
—EupercariaBetancur et al. 2013
familyCaucasichthyidae
genusCaucasichthys
specieskumaensis

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.

†Caucasichthys kumaensis Bannikov et al. 2011
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Diagnosis
ReferenceDiagnosis
A. F. Bannikov et al. 2011Body elongated, with relatively small head and long caudal peduncle. Mouth moder???? ately large; jaw teeth small and conical. Preopercle with several spines in juveniles; posteroventral spine becoming larger during ontogeny. About 40 vertebrae, about 25 of which caudal. Hypurals 3–4 fused into single plate. Supraneurals absent. First dorsal fin with 12 spines; second dorsal fin with one spine and about 12 soft rays. Anal fin originating under soft dorsal fin, but more extended; with two weak spines and about 18 soft rays. Pectoral fins rather small; pelvic fins long and situated just behind pectorals. Caudal fin forked, with 16 principal rays. Scales moderately large, bear???? ing laterally projecting spinules on most of body, but smooth on area in middle of flanks.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilec
Created: 2009-07-20 21:50:54
Modified: 2009-07-20 23:50:54
Source: c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988, Kiessling 2004

Age range: Middle Eocene or 48.07000 to 37.71000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Middle Eocene48.07 - 37.71Russian Federation (Krasnodar) Caucasichthys kumaensis (type locality: 207626)