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

Pygurostoma

Echinoidea - Cassiduloida

Taxonomy
Pygurostoma was named by Cotteau and Gauthier (1895) [Sepkoski's age data: K Coni K Maes-u Sepkoski's reference number: 942,997]. Its type is Pygurostoma morgani.

It was assigned to Faujasiidae by Kier (1966); and to Cassiduloida by Smith (1995) and Sepkoski (2002).

Synonymy list
YearName and author
1895Pygurostoma Cotteau and Gauthier p. 51
1966Pygurostoma Kier p. U513
1995Pygurostoma Smith p. 199
2002Pygurostoma Sepkoski, Jr.

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

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEchinozoa
classEchinoidea()
RankNameAuthor
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
Carinacea
Irregularia()
Microstomata
Neognathostomata
orderCassiduloida
genusPygurostoma

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.

Diagnosis
No diagnoses are available