TY  - JOUR
A1  - Oldroyd, I. S.
JO  - Stanford University Publications, University Series, Geological Sciences
C1  - 1(1): 1-249, pls. 1-49
TI  - The marine shells of the West Coast of North America.
UR  - https://archive.org/details/marineshellsofwe0001idas/page/n3/mode/2up
PY  - 1924
Y2  - 2026-05-19
ER  -