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Columbusia fragilis

Chondrichthyes - Orectolobiformes

Taxonomy
Columbusia fragilis was named by Case (2001). It is a 3D body fossil. Its type locality is Eutaw Formation, Georgia, which is in a Santonian/Santonian marine sandstone/mudstone in the Eutaw Formation of Georgia. It is the type species of Columbusia.

Synonymy list
YearName and author
2001Columbusia fragilis Case
2011Columbusia fragilis Bourdon et al. p. 11 figs. 6F-I

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
NeoselachiiCompagno 1977
superorderGaleomorphiiCompagno 1973
orderOrectolobiformesApplegate 1972
genusColumbusia
speciesfragilisCase 2001

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.

Columbusia fragilis Case 2001
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Created: 2009-07-21 07:07:32
Modified: 2009-07-21 09:07:32
Source: o = order, subp = subphylum
References: Wagner 2023, Carroll 1988, Hendy et al. 2009

Age range: base of the Early/Lower Santonian to the top of the Middle Santonian or 85.70000 to 83.60000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Santonian - Middle Santonian85.7 - 83.6USA (Georgia) Columbusia fragilis (type locality: 61769)
Early/Lower Santonian - Middle Santonian85.7 - 83.6USA (New Mexico) Columbusia fragilis (52037)