TY  - JOUR
TI  - Intermediate Epoch.
T2  - Memoirs of the Literary and Philosophical Society of Manchester
VL  - 9
UR  - https://www.biodiversitylibrary.org/part/308282
PB  - The Society
CY  - Manchester
PY  - 1883
SP  - 233
EP  - 265
AU  - Smith, R. Angus
ER  -