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Idiospira sulcata
Taxonomy
Hyattidina sulcata was named by Williams (1962) [Hyattidina? sulcata]. Its type specimen is BB.26731, a shell (Internal mould of complete shell), and it is a 3D body fossil.
It was recombined as Idiospira sulcata by Candela and Harper (2014).
It was recombined as Idiospira sulcata by Candela and Harper (2014).
Synonymy list
| Year | Name and author |
|---|---|
| 1962 | Hyattidina sulcata Williams pp. 253 - 254 figs. P1. XXV, figs. 47, 53, 58-60 |
| 2014 | Idiospira sulcata Candela and Harper pp. Supplement 1 |
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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.
†Idiospira sulcata Williams 1962
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. Williams 1962 | Small, elliptical, strongly biconvex, smooth shells almost three-quarters as deep as wide and slightly longer than wide; anterior commissure rectimarginate up to the 2-mm. growth-stage but becoming sulcate in adult shells by the development of a wide dorsal sulcus and a corresponding median fold in the deeper pedicle valve; dental lamellae short, pedicle chamber not defined, divided hinge-plate of brachial valve unsupported. |
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||