428 The Arachnida of Colorado. 



Misiimena vatia Clerk. 



Fort Collins, Steamboat Springs, Moon's Ranch, June, July. 

 Common. 



Misumena lepida Thor. 



Fort Collins, sweeping. May. 



Misumena rosea Keys. 



Fort Collins, sweeping, May. Quite common. 



Misumena oblonga Keyg. 



Fort Collins, Dixon's Canon, sweeping. May. 



Misumena spinosa Keys. 



Fort Collins, sweeping, June, one male (Baker). 



Tibellus oblongus "NYalck. 



Fort Collins, Steamboat Springs, Mount Richtoplien, sweep- 

 ing. May, July. 



Thanatus rubicundus Keys. 

 TJi. coloradensis Keys. 

 Fort Collins, Dixon's Caiion, under stones. March, November, 

 December. This species is quite variable in size and markings. 



Philodromus alaskensis Keys. 



What I consider as this species is very common in Colorado, 

 but most of the specimens taken by sweeping are j-oung. Fort 

 Collins, May, September. 



Philodromus spectabilis Keys. 

 Described from the State. 



Philodromus aureolus Walck. 



Fort Collins, Steamboat Springs, Ma^^, July; Manitou (Tho- 

 rell). 



Philodromus lentiginosus Keys. 



One female of this beautiful species was taken by Mr. Baker 

 under Mount Richtophen, in July; it was previously known only 

 from Lake Superior. 



Philodromus praelustris Keys. 



Described from the State. 

 Philodromus inquisitor Tlior. 



Kelso's Cabin (Thorell). Unknown to me, quite probabh' the 

 same as the preceeding. Emerton records it from Laggan. 

 Philodromus satullus Keys. 



Fort Collins, sweeping, June (Baker). 



