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Gavinia

Coelacanthimorpha - Coelacanthiformes - Miguashaiidae

Taxonomy
Gavinia was named by Long (1999).

It was assigned to Miguashaiidae by Long (1999).

Species
G. syntrips

Synonymy list
YearName and author
1999Gavinia Long p. 40

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
—Eugnathostomata
—Teleostomi(Bonaparte 1836)
subclassSarcopterygii()
classCoelacanthimorpha
orderCoelacanthiformesBerg 1937
familyMiguashaiidaeSchultze 1993
genusGavinia

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.

G. †Gavinia Long 1999
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†Gavinia syntrips Long 1999
Diagnosis
ReferenceDiagnosis
J. A. Long 1999Actinistian fish having a large, deep premaxilla; lateral rostral of equal length to the premaxilla; large dentary approximately 36-50% total mandible length; enlarged anterior coronoid developed as a symphysial tooth whorl; second coronoid much larger than anterior one; elongate cheek region composed mostly of large squamosal bone having two pit-line canal grooves; deep large operculum which has an anterodorsal margin that is strongly concave for contact with the squamosal bone; anal fin supported by a broadly expanded fin basal; caudal fin heterocercal with weakly-developed epicercal lobe; anterior trunk scales coarsely omamented with thicker, slightly wavy linear ridges in the anterior third of the exposed scale area, and continuing down the central axis of the scale; about 40-50% of scale area overlapped. Anterior bones of the skull and lower jaw omamented with coarse, closely-spaced tubercles; rest of dermal bones ornamented with wavy vermiform ridges.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilep
Created: 2017-04-17 15:11:50
Modified: 2017-04-17 15:11:50
Source: subp = subphylum, p = phylum
References: Kiessling 2004, Carroll 1988

Age range: Late/Upper Givetian or 383.40000 to 382.31000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Givetian383.4 - 382.31Australia (Victoria) G. syntrips (173457 196710)