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Anticosticrinus
Taxonomy
Anticosticrinus was named by Cole et al. (2025). Its type is Anticosticrinus natiscotecensis.
It was assigned to Anisocrinidae by Cole et al. (2025).
It was assigned to Anisocrinidae by Cole et al. (2025).
Species
A. natiscotecensis (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2025 | Anticosticrinus Cole 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. †Anticosticrinus Cole et al. 2025
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†Anticosticrinus natiscotecensis Cole et al. 2025
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| S. R. Cole et al. 2025 | Anisocrinid with elongate ellipsoidal crown; regular interrays consisting of a single, large plate; radianal pentagonal, positioned directly below the C radial; anal X in contact with the upper left side of the radianal; at least two additional plates positioned directly above the anal X; firmly interlocking proximal brachials and interray plates; brachials fixed through the proximal tertibrachials; fixed intrabrachial plates between half rays and quarter rays; brachial plates with laterally extending rounded to triangular projections.
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Measurements
No measurements are available
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| Source: o = order, subc = subclass, c = class, p = phylum | |||||
| References: Aberhan 1992, Hendy et al. 2009, Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: Hirnantian or 445.20000 to 443.10000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Hirnantian | Canada (Quebec) | A. natiscotecensis (241653) |