Order Araneida 



CC. Tarsi with three claws. 



D. Without eyes, cave spiders (Anthrobia). P. 368. 



Linyphiid^e 

 DD. With only six eyes. (Compare DDD.) 



E. With a pair of tracheal spiracles just behind the 

 lung-slits. P. 298. DysderiD/^ 



EE. Without a pair of tracheal spiracles just behind 

 the lung-slits. 

 F. With a distinct suture between the labium and 

 the sternum. 

 G. Colulus wanting (Cbori?omma). P. 582. Agelenid^e 

 GG. Colulus present. P. 307. Leptonetid^e 



FF. Without a distinct suture between the labium 

 and the sternum. 

 G. Opening of the reproductive organs a simple 

 slit; palpus of male simple (Diguetia). 

 P. 303. Scytodida: 



GG. Females with an epigynum; palpus of male 

 highly specialized (Spermophora). P. 325. 



Pholcid^e 

 DDD. With eight eyes and with six spinnerets. (Com- 

 pare DDDD.) 

 E. Eyes similar (i. e., all pearly white or all dark in 

 colour). 

 F. Eyes all pearly white. 

 G. Opening of reproductive organs a simple slit; 

 palpus of male simple {Plectreurys). P. 303. 



ScYTODID/E 



GG. Females with an epigynum; palpus of male 

 highly specialized. 

 H. Hind spinnerets very long. P. 582. 



Agelenid/e 

 HH. Mind spinnerets short. P. 400. 



ARGIOPID/'E 



FF. Eyes all dark in colour. 



G. Eyes equal in size or nearly so. 



H. Hind spinnerets very long. P. 582. 



AGELENID/'E 



H. Hind spinnerets not markedly longer than 

 the fore spinnerets. 



225 



