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Hesperocirrus
Taxonomy
Hesperocirrus was named by Haas (1953) [Sepkoski's age data: Tr Nori Sepkoski's reference number: 797].
It was assigned to Archaeogastropoda by Sepkoski (2002); and to Hesperocirrinae by Haas (1953), Bouchet et al. (2005).
It was assigned to Archaeogastropoda by Sepkoski (2002); and to Hesperocirrinae by Haas (1953), Bouchet et al. (2005).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1953 | Hesperocirrus Haas p. 41 |
| 2002 | Hesperocirrus Sepkoski |
| 2005 | Hesperocirrus Bouchet et al. |
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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.
G. †Hesperocirrus Haas 1953
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†Hesperocirrus modestus Haas 1953
†Hesperocirrus robusteornatus Haas 1953
†Hesperocirrus striatus Haas 1953
†Hesperocirrus triasicus Cox 1949
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 27 | 7.32 | 1.57 | 30.0 | 7.56 | 8.51 |
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| Source: supero = superorder, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Norian | Peru | Hamusina triasica (71785) H. robusteornatus (144482) | |
| Rhaetian | Peru | H. robusteornatus, H. modestus (68146) H. robusteornatus, H. triasicus, H. striatus, H. modestus (68119) H. sp., H. robusteornatus (68117) H. triasicus (68116) |