Image from the Biodiversity Heritage Library.
Contributed by Smithsonian Institution Archives.
| www.biodiversitylibrary.org
Transcription
Pteronitella retroflexa rare
Belerophon (P.) expansus Sowerby
Euomphalus (low spired) rare
Hypolithes rare
The shells are cut by a
fine grained gallery or coarse trap
like trending N.40°W.