A Contribution to the Herpetology of Northern Pakistan: The Amphibians and Reptiles of Margalla Hills National Park and surroundings regions This work presents the herpetological

This work presents the herpetological collections made by the Russian explorer Nikolai Przewalsky on his five expeditions to China made from 1867 to 1885

This is Bulletin of the United States National Museum

Falconer's observations of the evolutionary history preserved in the Siwalik strata--long periods of stasis followed by short periods of rapid change--led him to introduce the evolutionary theory known as punctuated equilibrium

James Ellis Humphrey (1861-1897) was an American botanist and mycologist graduated from Harvard University

as the difficulties of its production is intensified by the severity of military requisitions of men and material

A Contribution to the Herpetology of Northern Pakistan: The Amphibians and Reptiles of Margalla Hills National Park and surroundings regions This work presents the herpetologicalPp. 217; 3 color base maps, 109 color photos of habitats, reptiles and amphibians, 42 color distribution maps. Original green cloth lettered in gilt on the spine, color pictorial dust jacket lettered in black on the spine and in red on the front cover, 8vo. Simultaneously published by Edition Chimaira in Frankfurt Germany. The total edition was limited to 500 copies. This book on the herpetology of Northern Pakistan is built around an intensive, 7