P-ISSN 0002-9599
E-ISSN 1945-452X
Vol. s4-3, Issue 15, 1897March 01, 1897 EDT
Outline of a Natural Classification of the Trilobites; Part II
Outline of a Natural Classification of the Trilobites; Part II
C. E. Beecher,
Beecher, C. E. (1897). Outline of a Natural Classification of the Trilobites; Part II. American Journal of Science, s4-3(15), 181–207. https://doi.org/10.2475/ajs.s4-3.15.181