TY  - JOUR
A1  - Bergh, L. S. R.
JO  - Proceedings of the Academy of Natural Sciences of Philadelphia
C1  - 31: 71–132, pl. 1-4
TI  - On the nudibranchiate gasteropod Mollusca of the North Pacific Ocean, with special reference to those of Alaska. Part I.
UR  - http://biodiversitylibrary.org/page/26289154
PY  - 1879
Y2  - 2026-05-19
ER  -