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

Janassa kochi

Chondrichthyes - Petalodontiformes - Janassidae

Taxonomy
Janassa kochi was named by Nielsen (1932). It is a 3D body fossil. Its type locality is Cape Stosch, Section F, 120 m, which is in a Wuchiapingian marine siliciclastic in Greenland.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1932Janassa kochi Nielsen p. 51 figs. Pl 1, figs 6-10
1988Janassa kochi Bendix-Almgreen et al. p. 101

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassHolocephali(Bonaparte 1832)
orderPetalodontiformes()
familyJanassidaeJaekel 1899
subfamilyJanassinae
genusJanassa
specieskochi

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.

Janassa kochi Nielsen 1932
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 07:09:25
Modified: 2009-07-21 09:09:25
Source: o = order, subp = subphylum
References: Wagner 2023, Hendy et al. 2009, Carroll 1988

Age range: Wuchiapingian or 259.51000 to 254.14000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Wuchiapingian259.51 - 254.14Greenland Janassa kochi (type locality: 122142)