TY  - ART
TI  - Descriptive and comparative osteology of the oldest fossil squirrel Protosciurus (Rodentia: Sciuridae) / Smithsonian contributions to paleobiology — Illustration, Page 19
PY  - 1982
UR  - https://www.biodiversitylibrary.org/page/58101773
ID  - page-58101773
ER  -