PBDB Taxon

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Podolaspis (Althaspis)

Pteraspidomorpha - Pteraspidiformes

Taxonomy

Podolaspis (Althaspis) was named by Zych (1931).

It was reranked as Althaspis by Denison (1970), Blieck (1984), Dineley and Metcalfe (1999) and Randle and Sansom (2017).

It was assigned to Podolaspis by Zych (1931); to Pteraspidinae by Denison (1970); to Pteraspididae by Blieck (1984) and Dineley and Metcalfe (1999); and to Rhinopteraspididae by Randle and Sansom (2017).

Synonyms

Brotzenaspis was named by Stensio (1958).

It was synonymized subjectively with Althaspis by Denison (1970).
Pseudopteraspis was named by Stensio (1958).

It was synonymized subjectively with Althaspis by Denison (1970).
Pteraspis (Cymripteraspis) was named by White (1960).

It was synonymized subjectively with Althaspis by Denison (1970).

It was assigned to Pteraspis by White (1960).

Synonymy list

Year	Name and author
1931	Podolaspis (Althaspis) Zych p. 89
1958	Pseudopteraspis Stensio p. 254
1958	Brotzenaspis Stensio pp. 265, 272
1960	Pteraspis (Cymripteraspis) White pp. 8 (footnote)
1970	Althaspis Denison p. 6
1984	Althaspis Blieck p. 105
1999	Althaspis Dineley and Metcalfe
2017	Althaspis Randle and Sansom p. 596

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Craniata
superclass	Pteraspidomorphi	(Goodrich 1909)

Rank	Name	Author
class	Pteraspidomorpha
subclass	Heterostraci	Lankester 1868
order	Pteraspidiformes	Berg 1940
suborder	Pteraspidoidei	(Janvier 1996)
genus	Podolaspis	Zych 1931
subgenus	Althaspis	Zych 1931

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.

Subg. †Podolaspis (Althaspis) Zych 1931

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Diagnosis

Reference	Diagnosis
R. H. Denison 1970	Mostly moderate-sized or rather large pteraspids. The rostrum more or less elongate, but lacking a preoral field, and havingitsventralpreoralsurfacecoveredwithdentineridges. Bran- chial openings well in advance of the postero-lateral corners of the dorsal shield, and bounded by branchial and cornual plates.