new Arachnida from Cape Colony. 323 



Dresserus collinus ) sp. n. 



Differing from D. obscurus, olivaceus, and Darlingi in 

 having the posterior median eyes very large and separated 

 from the anterior laterals by a space which is only about 

 equal to twice the diameter of the medians ; width of head 

 slightly exceeding length of patella and tibia of first leg. 

 Median area of cribellum subequal to the external area. 



Total length 11 millim. 



Loc. Table Mountain (H. A. Spencer and /. Hull). 



Family Amaurobiidae. 



Genus AuxiMUS, Sim. 



Auximus capensis, sp. n. 



? . — Colour. Carapace and limbs pale castaneous, the 

 latter infuscate distally, hairy clothing pale olive ; mandibles 

 black; abdomen symmetrically spotted above; legs palely 

 castaneous, clothed with pale olive hairs, the anterior pairs 

 distally infuscate. 



Eyes of posterior line slightly procurved, medians smaller 

 than laterals and slightly nearer each other than to the 

 laterals; eyes of anterior line slightly procurved, medians 

 smaller, about a radius apart and a diameter from the laterals. 



Mandibles with posterior border of fang-groove armed with 

 5-8 teeth, those in the middle of the row largest. 



Legs 1, 4, 2, 3. 



Vulva consisting of a large, shallow, transversely ellip- 

 tical pit, the rim of which is semicircularly incurved on each 

 side behind. 



Total length 13 millim. 



Loc. Port Elizabeth (H. A. Spencer); Cape Town (H. A. 

 Spencer) j Table Mountain (J. Hall). 



Auximus kotlentottus, sp. n. 



Smaller than the preceding ; the head darker posteriorly 

 and at the sides than in the middle; sternum darker than 

 coxae ; legs indistinctly annulate below. 



Eyes a little more widely separated, the whole ocular area 

 thus wider ; eyes of anterior line subequal. 



Vulva consisting of a large transverse lightly convex plate, 

 marked on each side at the margin with a circular pit and in 

 the middle by a longitudinal groove, bordered behind by an 

 anteriorly emarginate crest. 



Total length 10 millim. 



Loc. Little Namaqualand, Garies (Dr. Broom). 



