Title
A Prominent Mud-crack Horizon of the Cedar Valley Stage of the Iowa Devonian
By
Fenton, Carroll Lane 1900-1969
Type
Article
Date of Publication
1918-12
Original Publication
The Ottawa naturalist
Volume
32
Series / Issue
Issue: 6
Pages
113--115
Contributed by
Language
English
Published by
Ottawa, Ottawa Field-Naturalists' Club,