Acila (Truncacila) minima Hickman, 1969 † represented as Acila minima Hickman, 1969 † (basis of record)
Acila (Truncacila) nehalemensis G D. Hanna, 1924 † represented as Acila nehalemensis G D. Hanna, 1924 † (basis of record)
Acila (Truncacila) shumardi (Dall, 1909) † represented as Acila shumardi (Dall, 1909) † (basis of record)
Ennucula keaseyensis Hickman, 2025 † (original description)
Nucula (Nucula) cascadensis Hickman, 2025 † represented as Nucula cascadensis Hickman, 2025 † (original description)
Nucula cardara Dall, 1916 accepted as Ennucula cardara (Dall, 1916) (additional source)
Pristigloma mistensis Hickman, 2025 † (original description)
Sarepta nascif Hickman, 2025 † (original description)
Sarepta oregonensis Hickman, 2025 † (original description)

Oregon for Ennucula keaseyensis Hickman, 2025 † 
Oregon for Nucula (Acila) shumardi Dall, 1909 † 
Oregon for Nucula (Nucula) cascadensis Hickman, 2025 † 
Oregon for Pristigloma mistensis Hickman, 2025 † 
Oregon for Sarepta nascif Hickman, 2025 † 
Oregon for Sarepta oregonensis Hickman, 2025 † 

 Etymology

 for Pristigloma mistensis Hickman, 2025 †

Named for the classic crinoid locality, cold seep, and river bluff outcrops of the Nehalem River at Mist, Oregon. [details]

 Etymology

 for Sarepta nascif Hickman, 2025 †

Named in recognition of grant support for fieldwork from the U.S. National Science Foundation. [details]