TY  - JOUR
A1  - Whitfield R.P.
JO  - Geology of Wisconsin
SP  - 4:163
EP  - 363
C1  - 4:163-363
TI  - Part III. Palaeontology
UR  - https://molluscabase.org/aphia.php?p=sourcedetails&id=437575
PY  - 1882
Y2  - 2026-06-10
ER  -