Vol. s4-49, Issue 289, 1920January 01, 1920 EDT
The Generic Relations of the American Ordovician Lichadidae
The Generic Relations of the American Ordovician Lichadidae
August Foerste,
Foerste, A. (1920). The Generic Relations of the American Ordovician Lichadidae. American Journal of Science, s4-49(289), 26–50. https://doi.org/10.2475/ajs.s4-49.289.26