Synopsis of the Families and Genera of North American Diptera, Fachbücher von Samuel Wendell Williston

Synopsis of the Families and Genera of the Hymenoptera of America, North of Mexico, Fachbücher von Ezra Townsend Cresson

Synopsis Of The Families And Genera Of The Hymenoptera Of America,

E. T. Cresson | Synopsis Of The Families And Genera Of The Hymenoptera

A Synopsis of the Genera and Species of Museae, Fachbücher von J. G. Baker

Analytic Keys to the Genera and Species of North American Mosses, Fachbücher von Charles Reid Barnes, Frederick De Fores...

North American Geology and Palaeontology for the Use of Amateurs, Students and Scientists, Fachbücher von Samuel Almond ...

Genera Lichenum An Arrangement Of The North American Lichens (1872)

Contributions to a Revision of the North American Beavers, Otters and Fishers, Fachbücher von Samuel Nicholson Rhoads

Thomas Nuttall | The Genera Of North American Plants V2 | Taschenbuch

Materials for a monograph of the North American Orthoptera, Fachbücher von Samuel Hubbard Scudder

North American Mesozoic and Caenozoic Geology and Palaeontology, Fachbücher von Samuel Almond Miller

Synopsis of the Neuroptera of North America, Fachbücher von Philip Reese Uhler, Hermann August Hagen

The Code of Nomenclature and Check-List of North American Birds, Fachbücher

Water Reptiles Of The Past And Present (1914) | Samuel Wendell

Pipunculidae (Diptera) of Latin America and the Caribbean:, Fachbücher