PRQCEEDINGS 



Fourth Series 



VOLUME I 



Expedition of the California Academy of Sciences to the 

 Galapagos Islands, 1905-1906. 



Pages 1-6. I. Preliminary Description of Four New Races of 



Gigantic Land Tortoises from the Galapagos Islands. By John 



Van Denburgh. {Issued December 20, 1907) $ .25 



Pages 7-288. II. A Botanical Survey of the Galapagos Islands. 



By Alban Stewart. Plates i-xix. {Issued January 20, 1911). . . _ 1.75 

 Pages 289-322. III. The Butterflies and Hawk-Moths of the 



Galapagos Islands. By Francis X. Williams. Plates xx-xxi. 



{Issued October 7, 1911) 50 



Pages 323-374. IV. The Snakes of the Galapagos Islands. By 



John Van Denburgh. 'Plaltsx^n-'^xx. {Issued January 17, 1912) .50 

 Pages 375-404. V. Notes on the Botany of Cocos Island. By 



Alban Stewart. Plates xxxi-xxxiv. {Issued January 19, 1912) .35 

 Pages 405-430. VI. The Geckos of the Galapagos Archipelago. 



By John Van Denburgh. ( Issued April 16, 1912) 35 



Pages 431-446. VII. Notes on the Lichens of the Galapagos 



Islands. By Alban Stewart. {Issued December 17, 1912) .25 



VOLUME II, Part I 



Expedition of the California Academy of Sciences to the 

 Galapagos Islands, 1905-1906. 



Pages 1-132. VIII. The Birds of the Galapagos Islands, with 

 Observations on the Birds of Cocos and Clipperton Islands 

 (Columbiformes to Pelecaniformes). By Edward Winslow 

 Gifford. Plates i-vii. {Issued A tigust 11, 1913) 1 . 00 



Pages 133-202. IX. The Galapagoan Lizards of the Genus 

 Tropidurus; with Notes on the Iguanas of the Genera 

 Conolophus and Amblyrhyncus. By John Van Denburgh and 

 Joseph R. Slevin. Plates viii-xi. {Issued, September 19, 1913). .50 



Pages 203-374. X. The Gigantic Land Tortoises of the Galapagos 

 Archipelago. By John Van Denburgh.- Plates 12-124. {Is- 

 sued September 30, 1914) 2.00 



VOLUME III 



Pages 1-40. A Further Stratigraphic Study in the Mount Diablo 

 Range of California. By Frank M.Anderson. Plate i. {Issued 

 October 31, 1908) 35 



Pages 41-48. Description of a New Species of Sea Snake from the 

 Philippine Islands, with a Note on the Palatine Teeth in the 

 Proteroglypha. By John Van Denburgh and Joseph C. Thomp- 

 son. {Issued December 31, 1908) 25 



Pages 49-56. New and Previously Unrecorded Species of Reptiles 

 and Amphibians from the Island of Formosa. By John Van 

 Denburgh. {Issued December 20, 1909) 25 



