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

Pseudocrassiceras frantzi

Cephalopoda - Ammonitida - Hildoceratidae

Taxonomy
Ammonites frantzi was named by Reynes (1868).

It was recombined as Pseudomercaticeras frantzi by Guex (1972); it was recombined as Pseudocrassiceras frantzi by Benzaggagh et al. (2022).

Synonymy list
YearName and author
1868Ammonites frantzi Reynes
1972Pseudomercaticeras frantzi Guex figs. Pl 4, figs 5,6
2022Pseudocrassiceras frantzi Benzaggagh et al. p. 19 fig. 14B

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyHildoceratoidea(Hyatt 1867)
familyHildoceratidaeHyatt 1867
subfamilyMercaticeratinaeGuex 1973
genusPseudocrassicerasRulleau and Jattiot 2019
speciesfrantzi(Reynes 1868)

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.

show all | hide all
Diagnosis
No diagnoses are available