Attidce of North America. 65 



Coloration: Ceplialotliorax black, probably originally covered with short 

 white and red hairs, with a band of white hairs and some long black 

 hairs above the anterior eyes. Clypeus covered with red hairs. Ab- 

 domen and venter covered with short whitish brown hairs. Falces 

 reddish brown. Mouthparts, sternum, coxae and palpi brown. Legs 

 brown with light hairs, first pair darkest with a fringe of stout black 

 hairs on the tibia. 



Habitat: Oregon. 



HABROCESTUM SPLENDENS Peckham. 



Plate I, figure 48. Plate V, figures 48, 48a. 



Si/n.: 1883. Attus sjitendens P., Descr. new or little known Attidse of 

 U. S., p. 4. 

 1885. Pellenes nigroceps KeyserHng, Neue Spinnen aus Amerika, 

 VI, Verhandlungen zoologisch-botanischen Gesellschaf t. , 

 p. 26 (512). 



$ . Total length 6.5 mm. Width of abdomen 2.2 mm. 



Cephalothorax: length 3; width 2.2; height 1.6. 



Legs 3.9, 3.7, 4.9, 4.5; patella and tibia of the first, 1.9; patella and tibia of 

 the third, 1.9; i^atella and tibia of the fourth, 1.8; metatarsus and 

 tarsus of the fourth. 1.5. 



$'. Total length 7.7 mm. Width of abdomen 2.9 mm. 



Cephalothorax: length 3.1; width 2.5; height 1.3. 



Legs 5.7, 4.5, 7.2, 5.8; patella and tibia of the first, 2; patella and tibia of 

 the third, 3; patella and tibia of the fourth, 1.8; metatarsus and 

 tarsus of the fourth, 1.9. 



Cephalothorax high and convex, a little dilated oiiposite dorsal eyes, sides 

 nearly vertical in front, roimded behind; postei'ior margin truncated; 

 Ocular area occupying two-fifths of cephalothorax, one-third wider 

 than long, a little wider behind than in front; anterior row of eyes 

 straight; middle eyes slightly separated; lateral less than one-half as 

 large as middle eyes, separated from them by one-third their own 

 diameter; eyes of second row half way between dorsal and lateral 

 eyes; dorsal as large as lateral eyes, further from each other than 

 from lateral borders, forming a row a little narrower than the cephal- 

 othorax at that place. Clyj^eus ( ,* ) nearly as high, ( $ ) one-half as 

 high as middle eyes. Falces extending to inner edges of lateral eyes, 

 but httle longer than the face, vertical, parallel; faflg short. Max- 

 illpe parallel, A^Hdely separated, enlarged and blunt at extremity; 

 labium as wide as long, a Httle less than one-half as long as maxill£e, 

 blunt. Sternum narrowed at both ends, truncated in front, rounded 

 behind; ( $ ) twice as long as wide, ( $ ) relatively shorter. Anterior 

 E 



