| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Blieckaspis
Taxonomy
Blieckaspis was named by Elliott and Ilyes (1996). Its type is Protaspis (Protaspis) priscillae.
It was assigned to Pteraspididae by Elliott and Ilyes (1996); and to Pteraspidoidei by Randle and Sansom (2017).
It was assigned to Pteraspididae by Elliott and Ilyes (1996); and to Pteraspidoidei by Randle and Sansom (2017).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1996 | Blieckaspis Elliott and Ilyes p. 153 |
| 2017 | Blieckaspis Randle and Sansom p. 597 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
G. †Blieckaspis Elliott and Ilyes 1996
show all | hide all
†Blieckaspis priscillae Elliott and Ilyes 1996
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| D. K. Elliott and R. R. Ilyes 1996 | As for species, this being a monotypic genus. [ Additional to Denison, 1953, 1970). Large pteraspidid with slender dorsal shield and elongated, ta- pering rostrum. Pineal plate concave laterally, convex posteri- orly, and straight anteriorly; contacted laterally by long narrow median process of orbital plate. Orbital plate with short anterior and posterior processes. Branchial plate long and narrow; bran- chial opening half-way down lateral margin of dorsal disc, dor- sally directed, bounded by branchial plate and dorsal disc. Cor- nual plate broad and triangular with posterolateral point; scale- like ornamentation on lateral margin. Ornamentation of flat- to round-crested ridges with very fine crenulations, 8-9 per mm in the midline, becoming sharp-crested, more coarsely crenulate, and 7 per mm on shield margins.] |
Measurements
No measurements are available
|
|
||||
|
|
||||
| Source: subp = subphylum, p = phylum | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Late/Upper Emsian to the top of the Emsian or 402.50000 to 393.30000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Emsian | USA (Utah) | B. priscillae (233157) | |
| Late/Upper Emsian | USA (California) | B. priscillae (206448) |