List of Fossils, Types and Figured Specimens, Fachbücher von Robert Parr Whitfield

Robert Parr Whitfield | Remarks On And Descriptions Of Fossil

Gasteropoda and Cephalopoda of the Raritan clays and Greensand Marls of New Jersey, Fachbücher von Robert Parr Whitfield

Preliminary report on the paleontology of the Black Hills, Fachbücher von Robert Parr Whitfield

Brachiopoda and Lamellibranchiata of the Raritan clays and greensand marls of New Jersey, Fachbücher von Robert Parr Whi...

Brachiopoda and Lamellibranchiata, Fachbücher von Robert P. Whitfield

Gasteropoda and Cephalopoda, Fachbücher von Robert P. Whitfield

George Robert Gray | List Of The Specimens Of Birds In The Collection

Specimens of Type in Use, Fachbücher

Lists Of Bird Specimens With Measurements And Location Of Collection |

Fossils of the British Islands, Stratigraphically and Zoologically Arranged, Fachbücher von Robert Etheridge

List of Marine Mollusca Comprising the Quaternary Fossils and Recent Forms from American Localities, Fachbücher von Will...

A Catalogue of Australian Fossils, Fachbücher von Robert Etheridge

Francis Walker | List Of The Specimens Of The Hymenopterous Insects In

John Willis Clark (u. A.) | Specimens Of Printing Types And Ornaments

Python beyond Python, Fachbücher von Robert G. Weiner, Paul N. Reinsch, B. Lynn Whitfield