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Ischyodus zinsmeisteri

Chondrichthyes - Chimaeriformes - Callorhynchidae

Taxonomy
Ischyodus zinsmeisteri was named by Applegate (1975). Its type specimen is LACM 37206, a mandible, and it is a 3D body fossil. Its type locality is LACM loc. 3216, which is in a Paleocene marine limestone in California.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1975Ischyodus zinsmeisteri Applegate p. 27 figs. 1-2

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassHolocephali(Bonaparte 1832)
superorderHolocephalomorphaLund 1986
orderChimaeriformesObruchev 1953
familyCallorhynchidae(Garman 1901)
genusIschyodusEgerton 1843
specieszinsmeisteri

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.

Ischyodus zinsmeisteri Applegate 1975
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Diagnosis
ReferenceDiagnosis
S. P. Applegate 1975A mandible with an elongate and pointed beak. The symphyseal tritor is placed near the base of the jaw and is hte smallest tritor.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Created: 2009-07-21 06:54:26
Modified: 2009-07-21 08:54:26
Source: o = order, subp = subphylum
References: Hendy et al. 2009, Wagner 2023, Carroll 1988

Age range: Paleocene or 66.00000 to 56.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Paleocene66.0 - 56.0USA (California) Ischyodus zinsmeisteri (type locality: 190534)