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Hesperocirrus triasicus
Taxonomy
Hamusina triasica was named by Cox (1949). It is a 3D body fossil. Its type locality is Lake Lulicocha, Cerro de Pasco, which is in a Norian shallow subtidal limestone in Peru.
It was recombined as Hesperocirrus triasicus by Haas (1953).
It was recombined as Hesperocirrus triasicus by Haas (1953).
Synonymy list
| Year | Name and author |
|---|---|
| 1949 | Hamusina triasica Cox p. 39 figs. Pl 2, fig 12 |
| 1953 | Hesperocirrus triasicus Haas p. 44 figs. Pl 3, figs 1-15, 19-22, 25-27 |
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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.
†Hesperocirrus triasicus Cox 1949
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 12 | 8.96 | 2.30 | 30.0 | 12.0 | 10.5 |
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| Source: supero = superorder, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||