Comparative myology of jaw, hyoid, and pectoral appendicular regions of new and old world hystricomorph rodents

Pp. 84; 17 text-figures. Original blue printed wrappers, lg 8vo. Bulletin of the American Museum of Natural History, volume 147, article 3. This article provides evidence for the close phylogenetic relationship of New and Old World hystricomorph rodents indicating the ancestor of the New World forms likely rafting across the South Atlantic Ocean when the African and South American continents were in closer proximity. No ownership marks.