Keywords: Contributions to the extinct vertebrate fauna of the western territories BHL40566868.jpg Contributions to the extinct vertebrate fauna of the western territories 40566868 125566 61805 Table of Contents http //www biodiversitylibrary org/page/40566868 10 5962/bhl title 61805 Leidy Joseph NOT_IN_COPYRIGHT<br> Biodiversity Heritage Library Check categories 2015 November 7 PD-old-70-1923 Contributions to the extinct vertebrate fauna of the western territories Images uploaded by Fæ Files from the Biodiversity Heritage Library |