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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Diacanthaspis trispineus
Taxonomy
Diacanthaspis trispineus was named by Young (1973) [Questionably assigned to genus by author. Paratypes: BYU 2113, 2115-20.]. Its type specimen is BYU 2114, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is H-20, which is in a Blackhillsian open shallow subtidal grainstone in the Fillmore Formation of Utah.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1973 | Diacanthaspis trispineus Young p. 98 figs. Pl. 5, figs. 3, 6 |
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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 trispineus Young 1973
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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: Aberhan et al. 2004, Hendy 2009 | |||||
Age range: Blackhillsian or 475.30000 to 471.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Blackhillsian | USA (Utah) | Diacanthaspis trispineus (type locality: 69261) |