TY  - JOUR
A1  - Whitfield, R. P.
JO  - Annual report of the Wisconsin Geological Survey for 1877
SP  - 50
EP  - 89
C1  - 50-89
TI  - Preliminary descriptions of new species of fossils from the lower geological formations of Wisconsin
UR  - https://search.library.wisc.edu/digital/AQORDYWVU3OT7H8T/pages/AUCZ33CGCWPH5D8D
PY  - 1878
Y2  - 2026-04-21
ER  -