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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Protaspis (Protaspis) mcgrewi
Taxonomy
Protaspis (Protaspis) mcgrewi was named by Denison (1970). Its type specimen is FMNH PF 4337, a partial skeleton (a dorsal shield, complete except for its right postero-lateral corner ), and it is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1970 | Protaspis (Protaspis) mcgrewi Denison p. 11 figs. Figure 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.
†Protaspis (Protaspis) mcgrewi Denison 1970
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. H. Denison 1970 | Dorsal shield broader or more highly vaulted than in P. bucheri and P. dorfi. Rostrum of moderate length and broadly rounded anteriorly, longer relatively than in P. bucheri or P. dorfi |
Measurements
No measurements are available
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| Source: subp = subphylum, p = phylum | |||||
| References: Bambach et al. 2007, Kiessling 2004, Carroll 1988 | |||||
Age range: Lochkovian or 419.62000 to 413.02000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lochkovian | USA (Wyoming) | Protaspis mcgrewi (153534) | |
| Early/Lower Devonian | USA (Wyoming) | Protaspis mcgrewi (26179) |