Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pteraspidinae (disused)
Taxonomy
Pteraspidinae was named by Claypole (1885). It is not extant.
It was assigned to Pteraspididae by Denison (1970).
It was assigned to Pteraspididae by Denison (1970).
Synonymy list
Year | Name and author |
---|---|
1885 | Pteraspidinae Claypole |
1970 | Pteraspidinae Denison p. 3 |
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.
Subfm. †Pteraspidinae Claypole 1885
show all | hide all
Diagnosis
Reference | Diagnosis | |
---|---|---|
R. H. Denison 1970 | Rostral plate extending anteriorly over the mouth; no pseudorostrum attached to the ventral shield. |
Measurements
No measurements are available
|
|
||||
|
|
||||
Source: subp = subphylum, p = phylum | |||||
Reference: Kiessling 2004 |
Age range: Late/Upper Emsian or 402.50000 to 391.90000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Late/Upper Emsian | USA (Nevada) | Pteraspidinae indet. (237780) |