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Gypospirifer anancites
Taxonomy
Gypospirifer anancites was named by Cooper and Grant (1976). Its type specimen is USNM 152895c, a shell (Articulated shell), and it is not a trace fossil.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1976 | Gypospirifer anancites Cooper and Grant p. 2210 figs. Pl 593, figs 16-25 |
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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.
†Gypospirifer anancites Cooper and Grant 1976
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 2 | 18.9 | 18.5 | 19.4 | 18.9 | 0.636 |
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Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Aberhan et al. 2004, Nesnidal et al. 2013 |
Age range: base of the Gzhelian to the top of the Artinskian or 303.70000 to 279.30000 Ma
Collections (7 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Gzhelian | USA (Texas) | Gypospirifer anancites (43476 43483 43488 43507 43523) | |
Artinskian | USA (Texas) | Gypospirifer anancites (75954 105908) |