Species / Arrhoges Quillayutensis
Synonym of Ceratostoma foliata (Gmelin, 1791), a Muricidae (?)
Original Description of Arrhoges quillayutensis :
Dimensions: Axial length, more than 60mm; breadth of body volution, including lip, 45mm; extension of lip, 21,
A single specimen was obtained from the Quillayute formation at the mouth of Maxfield creek.
This species differs from all previously known Aporrhais in its large size.
Stratum typicum: Quillayute Formation of Washington