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

Amaurotoma zappa

Gastropoda - Euomphalina - Microdomatidae

Taxonomy
Amaurotoma zappa was named by Plas (1972) [Named after Frank!]. Its type specimen is X-3339, a shell, and it is not a trace fossil. Its type locality is UCMP D-5252, Lookout Hill, Southern Arrow Canyon Range, which is in an Artinskian shallow subtidal limestone in the Bird Spring Formation of Nevada.

Synonymy list
YearName and author
1972Amaurotoma zappa Plas pp. 255 - 256 figs. pl. 1 f. 1-4

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassEogastropoda
orderEuomphalina
superfamilyEuomphaloidea()
familyMicrodomatidae
genusAmaurotoma
specieszappa

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
L. P., Jr. Plas 1972Small, turbiniform, with rounded whorls, moderately impressed suture, small umbilicus, and about 13 to 18 angular carinae separated by shallow concave furrows; carinae evenly developed adapical to periphery, smaller and closer spaced abapical to periphery.