Vol. s3-29, Issue 172, 1885April 01, 1885 EDT
New Genus of Cambrian Trilobites, Mesonacis.
New Genus of Cambrian Trilobites, Mesonacis.
Charles Doolittle Walcott,
Walcott, C. D. (1885). New genus of Cambrian trilobites, Mesonacis. American Journal of Science, s3-29(172), 328–330. https://doi.org/10.2475/ajs.s3-29.172.328