Ross, Reuben James 1918-2005
Ordovician brachiopods, Trilobites, and stratigraphy in Eastern and Central Nevada / by Reuben James Ross. -- Washington : United States Government Printing Office, 1970 - 103 p., [19] h. de lam. + map. -- (Geological Survey Professional Paper ; 639).
Braquiópodos
Estratigrafía
Nevada
Trilobites
564.8(793)
Ordovician brachiopods, Trilobites, and stratigraphy in Eastern and Central Nevada / by Reuben James Ross. -- Washington : United States Government Printing Office, 1970 - 103 p., [19] h. de lam. + map. -- (Geological Survey Professional Paper ; 639).
Braquiópodos
Estratigrafía
Nevada
Trilobites
564.8(793)