Attiche of North America. 59 



and as long as the face. Maxillaa enlarged and rounded or truncated 

 at extremity. Legs 3, 4, 1, 3, in both sexes. The posterior pairs 

 long, both absolutely and relativel3^ The first and second pairs 

 the stoutest. All the legs spined. Femur, patella ajid tibia of 

 the third much longer than the same articulations in the fourth pair. 

 Tarsus and metatarsus of the fourth nearly equal to the patella and 

 tibia. 



This genus differs from Salt is E. S. — to which it is closely related — in 

 having the quadrangle of the eyes never wider in front; usually the 

 clypeus is more than one-half the middle eyes; the third pair of legs 

 is longer than the fourth. In Saitis the third and fourth pairs are equal 

 or almost equal. 



HABEOCESTUM CORONATUM Hentz. 



Syn.: 1845. Attus corontus H., Journal Bost. Soc. Nat. Hist., vol. V. 



1875. Attvs coro7itus, id. , Coll. Araclin. Writ, by N. M. Hentz. 

 Ed. by Burgess, Boston, p. 64. 



$ . juv. Total length 5.5 mm. V/idth of abdomen 2 mm. 



Cephalothorax: length 2.9; width 2. 



Legs, 3.8, 2.4,5.2, 4.8. 



Cephalothorax high. Ocular area equally wide in front and behind. First 

 row of eyes straight; middle eyes subtouching; lateral a little more 

 than one-half as large as middle eyes, separated from them by one- 

 fourtli of their own diameter; eyes of second row half way between 

 lateral and dorsal eyes; dorsal as large as lateral eyes. Clyi^eus two- 

 thirds as high as middle eyes, vertical. Anterior coxse separated by 

 more than width of labium. 



Coloration: Cephalothorax black ^vit]l some Avhite hairs over the anterior 

 eyes, and two curved longitudinal white bands on the thoracic part. 

 Clypeus bright red, sometimes covered with white liaii's. Abdomen 

 black, with tln-ee transverse curved white bands, one at the base, the 

 second in front of, and the third behind the middle of the dorsum, 

 the second and third sometimes interrupted in the middle Line, and 

 having one or two white chevrons between them; behind the third 

 curved band is a large central white spot, and on each side of the 

 apex is a short longitudinal wliite band. Falces dark brown. Mouth- 

 parts pale drab. Sternum, coxfe and venter light browii with white 

 hau's. Palpi and legs brown with black hairs. 



Habitat: Pennsylvania, Alabama, Iowa. 



