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Diacanthaspis ulrichi
Taxonomy
Diacanthaspis ulrichi was named by Whittington (1956) [Paratypes: USNM 116522a-c]. Its type specimen is USNM 116521, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is Loc. 7, bridge east of Edinburg, which is in a Blackriveran carbonate limestone in the Edinburg Formation of Virginia.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Diacanthaspis ulrichi Whittington p. 225 figs. Pl. 8, figs. 1-5 |
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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.
†Diacanthaspis ulrichi Whittington 1956
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Hendy 2009, Aberhan et al. 2004 | |||||
Age range: Turinian or 457.30000 to 453.80000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Turinian | USA (Virginia) | Diacanthaspis ulrichi (105203) | |
| Blackriveran | USA (Virginia) | Diacanthaspis ulrichi (73343 type locality: 102231 105255) |