Romer, Alfred Sherwood Vertebrate Paleontology / by Alfred Sherwood Romer - 3rd ed. - Chicago and London: University of Chicago, 1966. - viii, 468p. ISBN: 0226724883 Subjects--Topical Terms: Earth SciencePrimitive MammalsSharkline FishesVertebrate Paleontology Dewey Class. No.: 566 / ROM/V