o2 TULLGREN, SPIDERS COLLECTED IN SOUTH-CHILE BY P. DUSEN. 



narrow blackish stripes. The niamillai more or less surroimded 

 by black colonr. 



VitJvo conf. tlie fig. ;5, Pl. III. 



Measnrements : 



total lengtli 4,:» mm. 



length of the cejthalothorax 1 ,8 » 



breadth » >> - 1 ,:> 



length » » abdomen '.] 



breadth • 3 » 



length 1st leg 7,i » 



» » » 2d 6,2 » 



» » » od ;i,y » 



•>' » 4th -" 5,1 » 



Three adult females from tbe same localitv. 



Subfam. Argiopinae. 



Araneae. 



Araiieiis Clerck 1757. 



Ci.ERCK. Svenska spindlar 1757. 



A. flaviventris (Nic). 



NicoLET, 1. C. p. 494 (snb Epeira). 



Of this speeies the collection contains several adult fe- 

 males from the npper as well as from the lower part of the 

 Aysen Valley. 



Among the specimens there are some adult ones, whicli 

 are uniformly dark brown-coloured on the back. The black 

 longitudinal stripes on the venter are nearly iuvisible. Tlie 

 cephalothorax, the mouth-parts and the legs are very dark 

 brown, the rings on the legs are ver\^ indistinct. On a 3'oung 

 specimen of the ordinary form the cephalothorax has on each 

 side a broad dark brown band. 



A. aysenensis n. sp. 



Fem a le. — Cephalothorax oval, much more long than 

 broad, tlie front a little broader than the half of the broadest 

 part of the pars thoracica. It is very little convex on the 

 pars cephalica. The side-furrows very deep. The transverse 



