More than 150 years of administrative ups and downs for natural history in Washington : Smithsonian Institution, United States National Museum, National Museum of Natural History / Ellis L. Yochelson
Title:
Natural history at the Smithsonian Institution
Author:
Yochelson, Ellis L (Ellis Leon) 1928-2006 Search this
A bibliographic index of North American late Paleozoic Hyolitha, Amphineura, Scaphopoda, and Gastropoda; an objective paleontologic compliation through 1966 extended from and including references in a similar index by Stuart Weller, 1898. Edited by Ellis L. Yochelson and Burnett W. Saunders
Author:
Yochelson, Ellis L (Ellis Leon) 1928-2006 Search this
Middle Proterozoic (1.5 Ga) Horodyskia moniliformis Yochelson and Fedonkin, the oldest known tissue-grade colonial eucaryote / Mikhail A. Fedonkin and Ellis L. Yochelson
Title:
Middle Proterozoic (one point five Ga) Horodyskia moniliformis Yochelson and Fedonkin, the oldest known tissue-grade colonial eucaryote
Author:
Fedonkin, M. A (Mikhail Aleksandrovich) Search this
Yochelson, Ellis L (Ellis Leon) 1928-2006 Search this
The Grand Staircase at Kanab Creek in 1879 : the Grand Canyon's third dimension : its remarkable first measurement by C.D. Walcott / by Lehi Hintze and Ellis Yochelson
Ellis Yochelson's daughter : the life and times of my father, or, Why I hate Charles Doolittle Walcott : informal speech given at the History of Earth Sciences Society Symposium, June 24, 2007 / Abby Yochelson