422 The Araclinida of Colorado. 



CLUBIOXID.E. 

 Clubiona riparia Koch (ornata Em. ). 



Fort Collins, under stones, Nov.; Steamboat Springs, July 

 (Baker). 



Clubiona mcesta Bks. 



Fort Collins, on lawn (Mrs. Bakerj. 



Clubiona abbotti Koch. 



One female, Fort Collins (Gillette). 



Phrurolithus pugnatus Em. 

 Recorded by Dr. ^larx, 



Phrurolithus affinis Bks. 



Fort Collins, sifting dead leaves, February (Baker). 



Thargalia amcena Koch. 



Fort Collins (Baker), West Cliff (Cockerell). 



Thargalia tricolor Koch. 



Fort Collins, low herbage, May (Baker); West Cliff (Cockerell). 



DICTYNID.E. 

 Dictyna sublata Hentz. 

 I). foUatn Keys. ( ? ) 

 I think Keyserling's species is this common eastern species. 

 Fort Collins, sweeping low herbage and alfalfa. Ma}', June. 



Dictyna volucripes Keys. 

 D. arundinaceoides Keys. 



I fails to see any differences between these species. Fort Col- 

 lins, Mt. Richtophen, Elk River, Ma}', Juh'. 

 Amaurobius claustarius Koch. 



Recorded hy Dr. Marx. 



AGALEXID.E. 

 Agalena naevia Hentz. 



Fort Collins (Baker), West Cliff (Cockerell), Manitou (Pack- 

 ard). Xot common. 



Tegenaria derhami Scop. 



Fort Collins, in house (Mrs. Baker). 



Cicurina arcuata Keys. 



Recorded by Dr. Marx. 

 Cicurina robusta Sim. 



Described from the state. 

 Ccelotes calcaratus Keys. 



Recorded by Dr. Marx. 



