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Amaurotoma zappa
Discussion
The specific name, zappa, honors Frank Zappa
Taxonomy
Amaurotoma zappa was named by Plas (1972). Its type specimen is X-3339, a shell, and it is a 3D body 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
| Year | Name and author |
|---|---|
| 1972 | Amaurotoma zappa Plas pp. 255 - 256 figs. pl. 1 f. 1-4 |
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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.
†Amaurotoma zappa Plas 1972
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. P., Jr. Plas 1972 | Small, 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. |