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Rastelligera acutissima
Taxonomy
Spiriferina acutissima was named by Trechmann (1917). It is not extant. Its type locality is Mount Heslington, which is in a Carnian marine horizon in New Zealand.
It was recombined as Rastelligera acutissima by Campbell (1968).
It was recombined as Rastelligera acutissima by Campbell (1968).
Subspecies
Sister species lacking formal opinion data
Synonymy list
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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.
†Rastelligera acutissima Trechmann 1917
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†Rastelligera acutissima paucicostata Campbell 1968
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. Campbell 1968 | Markedly alate shells with about 18 strong costae, the first pair being the
moot acutely angled of any in the genus. Denticulation of the ventral hinge-line probably along half its length. Dental lamellae well developed, convergent, not quite conjoined. |
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||