Ptolemaia, a New Colonial Rugose Coral from the Lower Permian of Eastern Nevada and Western Russia

Autor:	McCutcheon, V. A., Wilson, Edward C.
Zdroj:	Journal of Paleontology, 1961 Sep 01. 35(5), 1020-1028.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/1301191 Zobrazit plný text záznamu