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

Cornuella

Tergomya - Kiringellida - Hypseloconidae

Taxonomy
Cornuella was named by Stinchcomb (1986) [Sepkoski's age data: Cm Trep Sepkoski's reference number: 644].

It was assigned to Hypseloconidae by Stinchcomb (1986); and to Cyrtonellida by Sepkoski (2002).

Synonymy list
YearName and author
1986Cornuella Stinchcomb p. 621
2002Cornuella Sepkoski, Jr.

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
RankNameAuthor
phylumMollusca
classTergomya
orderKiringellida()
familyHypseloconidae
genusCornuella

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
B. L. Stinchcomb 1986High cornucopia-shaped diminutive monoplacophoran with apex projecting over anterior apertural margin and terminating in a sharp point. Shell strongly elliptical in cross section. Muscle scars unknown, shell ornamentation consists of evenly spaced radial lines, showing distinct boundaries, that are strongly arched toward presumed anterior part of the shell. Anterior of shell more strongly curved than posterior, producing curvature toward shell apex; shell material unknown.