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

Epitonium (Asperiscala)

Gastropoda - Epitoniidae

Synonymy list
YearName and author
1909Asperiscala de Boury
1937Epitonium (Asperiscala) Durham p. 489
2001Epitonium (Asperiscala) Todd
2002Asperiscala Sepkoski, Jr.

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
Ptenoglossa(Gray 1853)
superfamilyEpitonioidea(Berry 1910)
familyEpitoniidaeBerry 1910
genusEpitoniumBolten 1798
subgenusAsperiscala(de Boury 1909)

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
ReferenceDiagnosis
J. W. Durham 1937Shell medium; body whorl large; sutures narrow, deep; varices slightly oblique, some occasionally very large; sometimes coronated just below suture; spiral sculpture of rather prominent ribs, not going onto varices; umbilicus present in type but not necessary; no basal disk or keel. Mostly in shallow water.