ARACHNIDA 48 1 



Several females from^Berg Bay, Yakutat, the Muir Glacier, and 

 Orca (June). Known from Washington and Lake Superior. 



Linyphia pusilla Keys. 



Linyphia piisilla Keyserling, Die Spinn. Amer. Therid., 11, p. 55, 1886. 



Many specimens from Sitka, Yakutat Bay, Kakiak and Metlakahtla. 

 Europe and northern United States. 



Linyphia phrygiana Keys. 



Linyphia phrygiana Keyserling, Die Spinn. Amer. Therid., 11, p. 60, 1886. 

 One from Sitka (June). Europe and northern United States. 



Linyphia reducta Keys. 



Linyphia reducta Keyserling, Die Spinn. Amer. Therid., 11, p. 73, 1886. 

 Two young females from Cook Inlet. Described from Washington. 



Linyphia sitkaensis Keys. 



Lifiyphia sitkansis Keyserling, Die Spinn. Amer. Therid., 11, p. 86, 1886. 

 One female from Yakutat. Described from Alaska. 



LabuUa altioculata Keys. 



Labulla altioculata Keyserling, Die Spinn. Amer. Therid., 11, p. 94, 1886. 

 One young specimen from Juneau. Described from Washington. 



Lepthyphantes alascensis sp. nov. Plate XXIX, fig. 6. 



Cephalothorax, legs and mandibles pale yellowish ; eyes on black 

 spots ; sternum blackish ; abdomen black, a broad pale stripe on each 

 upper side, spinnerets pale. Posterior eye-row slightly recurved, 

 P.M.E. less than their diameter apart, scarcely farther from the nearly 

 equal P.S.E., A.M.E. smaller, less than their diameter apart, much 

 farther from the larger A.S.E., quadrangle of M.E. much higher than 

 broad behind, S.E. touching. Mandibles long, vertical, plainly diver- 

 gent, with three large teeth on front lower margin. Leg I longest, 

 tibia I longer than metatarsus I, two spines above on all tibite, one near 

 base, one near tip ; one spine on patella above. Abdomen rather high, 

 one-fourth longer than broad ; the epigynum extremely prominent, the 

 finger projecting away from abdomen. Length 2.8 mm. 



Several specimens from Yakutat. 



Type. — Cat. no. 5271, U. S. National Museum. 



Bathyphantes arctica Keys. 



Bathyphantes arctica Keyserling, Die Spinn. Amer. Therid., 11, p. 85, 1886. 

 A few specimens from Sitka, Berg Bay, and Kadiak (July). De- 

 scribed from Alaska ; also known from Washington. 

 Proc. Wash. Acad. Sci., December 1900. 



