Species: althi (STENSO, 1958) TARLO, 1961
Etymology:
= Pteraspis althi STENSO, 1958
= Althaspis althi (STENSIO, 1958) DENISON, 1970

Lectotype: NHRM no. C 1559

Locality: Podolia, Ukrane.

Horizon: Ivanevskian horizon.

Biostratigraphy:

Age: Lower Lochkovian (Lower Gedinnian) Stage, Lower Early Devonian Epoch, Early Devonian.

Material: Fragmentary head shield.

Referred material:

Paratype:

NHRM C 1550: Fragmentayr head shield.

Referred material:

BLIECK, 1984

Locality: Jagielnica, Podolia, Ukrane.

Horizon:

Biostratigraphy:

Age: Early Devonian.

Material:

NHRM N. C 1691: Fragmentary head shield.

Locality: Zascinocze, Ukrane.

Horizon: d’Iwaine Horizon.

Biostritigraphy:

Age: Early Devonian.

Material:

NHRM no. C 2309: Fragmentary head shield.

 

= Brotzenaspis pteraspidoides STENSIO, 1958
= Althaspis pteraspidoides (STENSIO, 1958) DENISON, 1970

Holotype:

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

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Species: dairydinglensis (WHITE, 1957) BLIECK, 1984
Etymology:
= Pteraspis (Pteraspis) dairydinglensis WHITE, 1957

Holotype: BMNH P 29936

Locality: Dairy near Dingle, Liverpool, Merseyside County, England, United Kingdom.

Horizon: Upper crouchi zone.

Biostratigraphy:

Age: Middle Dittonien, Pragian Stage, Middle Early Devonian Epoch, Lower Devonian.

Material: Fragmentary head shield.

Referred material:

BMNH P 29751: Fragmentary head shield.