180 PROCEEDINGS OF THE ACADEMY OF [April^ 



Pachygnatha furcillata Keys. Fig. 3. . 



One female. The mandibles show two large teeth on front of 

 groove and two smaller behind the groove, but it appears to be 

 P. brevis Emer. {Xanthostoma Koch.) 



Species of Simon. 



Glenognatha emertoni Simon. Fig. 22. 



The figures will serve to identify this striking species. 

 Azilia vagepicta Simon. Fig. 14. 



The venter has a large yellow spot on the middle, and one npar 

 the spinnerets; tibiae I and II with three broad dark bands. 

 Cicurina robusta Simon. Plate XIII, fig. 32. 



Several females, with characteristic vulva. 

 Cicurina nevadensis Simon. Fig. 44. 



One female; pale, with four dark chevrons; a little larger than 

 C. tersa. Vulva not deeply colored. 



Cicurina tersa Simon. Figs. 45, 48. 



Male and females. Abdomen pale, with only a few blackish 

 marks forming incomplete herring-bone marks. 

 Cicurina atomaria Simon. Fig. 43. 



Three females. A very dark species, of medium size; legs brown 

 (not reddish), abdomen and venter with many dark chevrons and 

 streaks, sternum dark. 



Cicurina simplex Simon. Fig. 33. 



Several females, with a very long vulva. 

 Cicurina ludovicina Simon. Fig. 33. 



Several females, the vulva is very broad. 



Cybaeus pusillus Simon. Figs. 34, 40. 



This is a Cicurina, as Simon has recently recognized. 



Cybaeus morosus Simon. Fjg. 37. 



A small dark species, several females. 

 Cybaeus reticulatus Simon. 



This is an extremely common spider on the west coast up to 

 Alaska, and already well known in this country. 



Coelotes bimucronatus Simon. Fig. 46. 



A large, dark species, with the tibia and metatarsi darker than the 

 tarsi. One male. 

 Cryphoeca peckhami Simon. Fig. .36. 



Looks like a small, pale Cicurina. The P. M. E. their diameter 



