Runnegar, Bruce 1941-
Caspian-like relict molluscan fauna in the south American permian / Bruce Runnegar, Norman D. Newell. -- New York : [s.n.], 1971 - 66p. -- (Bulletin of the American Museum of Natural History ; 146,1).
Moluscos
594
Caspian-like relict molluscan fauna in the south American permian / Bruce Runnegar, Norman D. Newell. -- New York : [s.n.], 1971 - 66p. -- (Bulletin of the American Museum of Natural History ; 146,1).
Moluscos
594