TY  - JOUR
A1  - Holm, G.
JO  - Geological Magazine
SP  - 251
EP  - 253
C1  - 4: 251–253
TI  - Baltoceras a new genus of the family Orthoceratidae
UR  - https://www.biodiversitylibrary.org/page/30845145
VL  - 4
PY  - 1897
Y2  - 2026-08-15
ER  -