Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
See the Tetagruche paptolite fm the Teta-
Grucho formation. Leta sent them to Ruedemann and
asked him to name them for Northrop. He did so and made
the horizon typical Normanskill. It's therefore older than
Northrop's Trenton series of the Pat Daniel area.