Vol. s2-49, Issue 145, 1870January 01, 1870 EDT
Notes on the Structure of the Crinoidea, Cystidea, and Blastoidea
Notes on the Structure of the Crinoidea, Cystidea, and Blastoidea
E. Billings,
Billings, E. (1870). Notes on the structure of the Crinoidea, Cystidea, and Blastoidea. American Journal of Science, s2-49(145), 51–58. https://doi.org/10.2475/ajs.s2-49.145.51