Vol. II, Pt. I] GIFFORD— BIRDS OF THE GALAPAGOS ISLANDS 3 



neys from island to island, and also during two extended 

 cruises to the southward of the Galapagos group. Only- 

 islands of the Galapagos group, however, are included in the 

 enumeration at the head of the account of each species. In 

 order to give a clear conception of the amount of time and 

 the time of year spent on each island, the following table has 

 been prepared : 



DAYS SPENT ON THE VARIOUS ISLANDS OF THE 

 GALAPAGOS GROUP 



In spite of the fact that more time was spent on Albemarle 

 and Indefatigable islands than on any others, the most work 

 remains to be done on those two islands. On Albemarle 

 Island, Banks Bay Mountain, Cowley Mountain, and Iguana 

 Cove Mountain yet remain to be climbed and explored — the 

 last being the loftiest in the archipelago. The vast upland 

 country of Indefatigable Island is in a similarly unexplored 

 state. A third large island, Narborough, is practically un- 

 touched. All of the low country and the greater part of the 

 mountain slopes of this island are lava wastes. High up on 



