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Agnostocrinus typus
Taxonomy
Agnostocrinus typus was named by Webster and Lane (1967) [Holotype now at Los Angeles County Museum]. Its type specimen is UCLA 45826, a calyx, and it is not a trace fossil. It is the type species of Agnostocrinus.
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Agnostocrinus typus Webster and Lane p. 16 figs. Pl 3, figs 1-2 |
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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.
†Agnostocrinus typus Webster and Lane 1967
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subc = subclass, c = class, p = phylum | |||||
| References: Kiessling 2004, Hendy et al. 2009, Aberhan 1992 | |||||
Age range: Artinskian or 290.10000 to 283.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | USA (Nevada) | Agnostocrinus typus (90756) |