Macginitie, Harry D. Contribution to paleontology : a Middle Eocene flora from the Central Sierra Nevada. - Washington : Carnegie Institution, 1941. - 178 p. : il. ; 28,5 cm - Carnegie Inst. Publ 534 . Subjects--Topical Terms: PaleontologíaEoceno medioPaleobotánica Subjects--Geographic Terms: Sierra Nevada Index Terms--Genre/Form: Seriemon Universal Decimal Class. No.: 561(237.13)