Species: priscillae (DENISON, 1953) SCHULTZE & ILYKES, 1996
Etymology:
= Protaspis (Protoaspis) priscallae DENISON, 1953
= Pteraspis priscallae (DENISON 1953) DENISON, 1970
= Errivaspis? priscillae (DENISON, 1953) BLIECK, 1984

Holotype: FMNH-PF867

Locality: Wellsville Range, Cache County, Utah.

Horizon: Water Canyon Formation.

Biostratigraphy:

Age: Early Devonian.

Material: Dorsal shield.

Referred material:

SCHULTZE & ILYKES, 1996

Locality: Locality 1, Death Valley, Mojave Desert, Inyo County, California.

Horizon: Basal part of the Lippincott Member, Lost Burro Formation.

Biostratigraphy:

Age: Emsian Stage, Upper Early Devonian Epoch, Early Devonian.

Material:

FMNH-PF 14178: Dorsla shield.

FMNH-PF 14179-14184: Sheild fragments.

FMNH-PF 14185-14187: 3 immature ventral shields.

FMNH-PF 14188-14191: 4 body shields.