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Billingsaspis vulcanus
Taxonomy
Conocephalites vulcanus was named by Billings (1861). Its type specimen is USNM 15437 and is a 3D body fossil. It is the type species of Billingsaspis.
It was recombined as Ptychoparia vulcanus by Walcott (1886), Walcott (1891); it was recombined as Acrocephalites vulcanus by Walcott (1916); it was recombined as Billingsaspis vulcanus by Resser (1935).
It was recombined as Ptychoparia vulcanus by Walcott (1886), Walcott (1891); it was recombined as Acrocephalites vulcanus by Walcott (1916); it was recombined as Billingsaspis vulcanus by Resser (1935).
Synonymy list
| Year | Name and author |
|---|---|
| 1861 | Conocephalites vulcanus Billings p. 952 figs. Fig. 357 |
| 1886 | Ptychoparia vulcanus Walcott p. 198 figs. . 26, fig. 4 |
| 1891 | Ptychoparia vulcanus Walcott p. 653 figs. pl. 96, fig. 4 |
| 1916 | Acrocephalites vulcanus Walcott p. 182 figs. pi. 26, fig. 2 |
| 1935 | Billingsaspis vulcanus Resser p. 16 |
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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.
†Billingsaspis vulcanus Billings 1861
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Hendy 2009 | |||||
Collections
No collection or age range data are available