Vol. s4-36, Issue 215, 1913November 01, 1913 EDT
The Fauna of the Florissant, Colorado, Shales
The Fauna of the Florissant, Colorado, Shales
Theodore Dru Alison Cockerell,
Cockerell, T. D. A. (1913). The Fauna of the Florissant, Colorado, Shales. American Journal of Science, s4-36(215), 498–500. https://doi.org/10.2475/ajs.s4-36.215.498