TY  - JOUR
A1  - Agassiz, L.
JO  - Memoirs of the American Academy of Arts and Sciences (n. s.)
C1  - 4: 221-312, pls 1-8.
TI  - On the Naked-eyed Medusae of the Shores of Massachusetts in their perfect state of development (Contributions to the Natural History of the Acalephae of North America Part 1. 
UR  - https://www.biodiversitylibrary.org/page/14226050
PY  - 1849
Y2  - 2026-10-16
ER  -