Zacanthoides idahoensis Walcott, 1908
Name: Zacanthoides idahoensis
Walcott, 1908
Locality: Spence Gulch, near Liberty, Idaho
Stratigraphy: Spence Shale., Langston
Fm., Middle Cambrian
Remarks: left: photographed by Kevin Brett; right: Photo:
G. Ast Collection