Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Columbusia fragilis

Chondrichthyes - Orectolobiformes - Orectolobidae

Taxonomy
Columbusia fragilis was named by Case et al. (2001). Its type specimen is CSUK97-2-48, a tooth, and it is a 3D body fossil. Its type locality is Entrance to Fort Benning, Interstate Highway 185, which is in a Santonian/Santonian marine sandstone/mudstone in the Eutaw Formation of Georgia.

Synonymy list
YearName and author
2001Columbusia fragilis Case et al. p. 89 figs. Pl 2, figs 32-36; text-fig 3
2011Columbusia fragilis Bourdon et al. p. 11 figs. 6F-I
2014Columbusia fragilis Cicimurri et al. p. 14 fig. 10

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
infraclassElasmobranchii(Bonaparte 1838)
superorderGaleomorphi
orderOrectolobiformesApplegate 1972
suborderOrectoloboideiApplegate 1974
familyOrectolobidaeJordan and Fowler 1903
genusColumbusia
speciesfragilis

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 et al. 2001
show all | hide all
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: Carroll 1988, Hendy et al. 2009, Wagner 2023

Age range: Late/Upper Santonian or 85.70000 to 83.60000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Santonian - Middle Santonian85.7 - 83.6USA (New Mexico) Columbusia fragilis (52037)
Early/Lower Santonian - Middle Santonian85.7 - 83.6USA (Georgia) Columbusia fragilis (type locality: 61769)
Late/Upper Santonian85.7 - 83.6USA (Mississippi) Columbusia fragilis (275613)