Attidcp. of North America. 79 



HYCTIA PIKEI Nov. Sp. 

 Plate I, figure 59. Plate IV, figure 59a. Plate V, figure 59. 



$ . Total length 8.2 mm. Width of abdomen 1.1 mm. 



Cephalothorax: length 2.9; width 1.8; height .9. 



Legs 7.1, 4, 3.6, 4.6; patella and tibia of the first, 3.1; patella and tibia of 

 the third, 1.5; patella and tibia of the fourth, 1.9; metatarsus and 

 tarsus of the fourth, 1.4. 



$ . Total length 8.5 mm. Width of abdomen 1.1. 



Cephalothorax: length 2.9; width 1.8; height .9. 



Legs 6.3, 3.3, 3, 5; patella and tibia of the first, 2.8; patella and tibia of the 

 third, 1.3; patella and tibia of the fourth, 2; metatarsus and tarsus 

 of the fourth, 1.4. 



Cephalothorax very low, flat, long and slender, being nearly twice as long 

 as wide, contracted in front, the dilation beginning just in front of 

 the dorsal eyes and increasing in the thoracic part; cephalic part 

 plane, not inclined, sides vertical; thoracic part with sides a lit- 

 tle rounded, sloping gradually from dorsal eyes to posterior margin. 

 Ocular area occupying about one-third of cephalothorax, very Tttle 

 wider than long, equally wide in front and behind; anterior row of 

 eyes distinctly visible from above, straight; lateral about one-third as 

 large as middle eyes, scarcely sej)arated from them; middle eyes 

 touching; eyes of second row very small, halfway between lateral 

 and dorsal eyes; dorsal smaller than lateral eyes, much farther from 

 each other than from lateral borders, f ormmg a row which is as wide 

 as the cephalothorax at that place. Clypeus only a line. Falces ex- 

 tending in width to inner edges of lateral eyes, but little longer than 

 face, vertical, parallel. Maxillge parallel, long, narrow, truncated. 

 Labiimi more than one-lialf as long as maxillae, longer than wide, 

 pointed. Sternum very long and narrow. Anterior coxae (6) very 

 close together but separated by anterior end of sternum; (?) separ- 

 ated by width of labium. Coxse of fourth pair touching; second and 

 third ijairs of coxte separated from each other by a considerable in- 

 terval. First pair of legs much the longest and stoutest, with troch- 

 anters visible from above, and tibiae enlarged. Femoral, tibial and 

 metatarsal spines on the four pairs, and one small patellary spine on 

 the first; spines on the tibiae and metatarsi of the first very long and 

 stout, on the third and fourth exceedingly weak and far apart. Ab- 

 domen, very long, slender and low. 



Coloration: $ . Cephalothorax very dark brown, blackish on eye region 

 with some black hairs, and yellowish on the sides, A\-ith a black mar- 

 ginal line; abdomen with a wide, central, longitudinal, black band 

 from base to ajjex, and some stiff black hairs at base; on each side 

 below the black band, a band of whitish hairs; falces dark bro^^'n; 



