The North America Acrobat Ants Of The Hyperdiverse Genus Crematogaster, Fachbücher von William Mackay, Cynthia Morgan

A Revision of the New World Cork-Headed Ants of the Genus Colobopsis, Fachbücher von William Mackay, Emma Mackay

New World Carpenter Ants of the Hyperdiverse Genus Camponotus.Volume 1, Fachbücher von William Mackay

The New World Gypsy Ants Of The Genera Aphaenogaster And Novomessor, Fachbücher von Emma Mackay, William Mackay

The native races of North America, Fachbücher von William H. Withrow

William Mackay (u. A.) | The World Gypsy Ants Of The Genera

The Republic of North America, Fachbücher

The Tertiary Record of Rodents in North America, Fachbücher

The hunter and the trapper in North America, Fachbücher von William Henry Davenport Adams, Bénédict Henry Révoil

The Neocene Of North America | William Healey Dall (u. A.) |

A Revision Of The World Cork-headed Ants Of The Genus Colobopsis |

The History of America., Fachbücher von William Robertson

The History of America, Fachbücher von William Russell

The poisonous snakes of North America, Fachbücher von Leonhard Stejneger

The Pterophoridae of North America, Fachbücher von Charles Henry Fernald

The Dinosaurs of North America, Fachbücher von Othniel Charles Marsh