TY  - ART
TI  - Yorkshire type ammonites : the original descriptions reprinted, and illustrated by figures of the types, reproduced from photographs mainly by J.W. Tutcher — Illustration, BHL page 31744607
PY  - 1909
UR  - https://www.biodiversitylibrary.org/page/31744607
ID  - page-31744607
ER  -