INTRODUCTION 



17 



Of Apterygota, Mr. Folsom found six species in the collec- 

 tion made at Sitka, three of which were new to science. 



Ten species of Arachnida, including two new forms, and two 

 Chilopods {Parajulus alaskanus sp. nov. Cook and Geofhilus 

 alaskanus sp. nov. Cook) complete the list of Sitka Arthropods. 



YAKUTAT 



June 18-22. — On June 18 a party landed at the village of 

 Yakutat, and for three days a camp was established upon a sand 

 spit close to the settlement. Although the weather was showery, 

 a diligent effort was made to secure as large a series of insects 

 as the time would permit. 



The region about Yakutat Bay is densely timbered, and back 

 from the coast rugged hills rise almost from the water's edge 



FIG. 5. YAKUTAT. 



and make the interior almost impassable. It was soon discov- 

 ered that very few living things were to be found in this gloomy 

 forest. Most of the life was confined to the narrow zone be- 

 tween high-tide and the edge of the timber, where rich banks 

 of vegetation were spread out in the sunlit spaces. The prin- 

 cipal element in these thickets was the ubiquitous salmon-berry, 

 with here and there patches of devil's club, huckleberry, and 

 wild currant. At intervals the rugged shore gave way to 

 stretches of level sandy ground upon which numerous flowering 

 plants found an opportunity for development, the most notable 

 being the strawberry {Fragaria chiloensis), tufts of lupine, the 



