Early cenozoic vertebrates in the red conglomerate at Guanajato, México
Fries, Carl
Early cenozoic vertebrates in the red conglomerate at Guanajato, México - Washington, D.C : Smithsonian Institution, 1955. - 25 p. : lám ; 21 cm. - Smithsonian Miscellaneous Colections ; 7 .
Early cenozoic vertebrates in the red conglomerate at Guanajato, México - Washington, D.C : Smithsonian Institution, 1955. - 25 p. : lám ; 21 cm. - Smithsonian Miscellaneous Colections ; 7 .