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Difficilicrinus coneyi
Taxonomy
Difficilicrinus coneyi was named by Frest et al. (1979). It is not extant. Its type specimen is SUI 44748. Its type locality is Difficilicrinus coneyi type locality, which is in a Blackriveran marine horizon in the Benbolt Formation of Virginia. It is the type species of Difficilicrinus.
Synonymy list
| Year | Name and author |
|---|---|
| 1979 | Difficilicrinus coneyi Frest et al. p. 413 figs. pl. 1, figs. 1-5, 11, text-fig 5-8 |
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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.
†Difficilicrinus coneyi Frest et al. 1979
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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: Aberhan et al. 2004, Aberhan 1992, Kiessling 2004 | |||||
Age range: Blackriveran or 457.30000 to 449.60000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Blackriveran | USA (Virginia) | Difficilicrinus coneyi (type locality: 202066) |