262 CALIFORNIA ACADEMY OF SCIENCES. [Proc 3D Ser. 



spot pointed behind, in front indented by a dark line; anterior legs brown 

 like the cephalothorax, paler on the middle of metatarsi and on base of tarsi, 

 a pale line beneath on patellae; the mandibles brown, white at tip, and a short 

 line on the outer side at base; sternum and posterior legs pale yellowish; ab- 

 domen pale grayish, traces of dark stripes reaching from the middle above 

 toward the spinnerets. Eyes of anterior row at equal distances, the four M. 

 E. equal, forming a square; five bristles on each side of anterior margin, one 

 at corner, the next smaller, the others much nearer to the middle; four pairs 

 of spines under tibiae I and II, six pairs under the metatarsi I and II; abdo- 

 men rather quadrate, pointed at tip. 



One female; La Chuparosa. Distinguished by a dark 

 cephalothorax, shape of pale spot, and dark front legs. 



206. Misumena modesta, sp. nov. 



Plate XVI, Fig. i. 



Length $5-6.5 mm.; ceph. 2.8 mm. long, broad 2.7 mm.; femur I 3.5mm. 

 Cephalothorax brown or dark yellowish on the sides, behind is a white spot 

 which extends forward each side; eyes on a white spot; a narrow white 

 median line and side lines connect the eye-spot with the one behind ; man- 

 dibles whitish, a large brown spot at the base; legs like the cephalothorax; 

 sternum pale; abdomen yellowish, in one specimen a few indistinct dark spots 

 behind the middle. Three bristles on each side on anterior margin of the 

 cephalothorax, one at the corner and two nearer the middle. Legs rather 

 short; four pairs of spines under the anterior tibiae, six pairs under anterior 

 metatarsi. Abdomen broadest somewhat behind the middle; sternum shield- 

 shaped, concave in front, sides rounded. The & is 3.5 mm. long; femur I 

 2.S mm. long. Cephalothorax dark brown on the sides, white above, rather 

 darker in front, with a median line; anterior legs red-brown, paler in middle 

 of tibiae, base of metatarsi, and tarsi; abdomen white, with a dark brown 

 stripe on each anterior side, and above two stripes from the middle to the 

 spinnerets; sternum dark, and a median stripe on the venter. 



Several specimens; Sierra Laguna, La Chuparosa, and 

 San Miguel de Horcasitas. 



207. Misumena consueta, sp. nov. 



Plate XVI, Fig. 4. 



Length ? 4.6 mm. ; ceph. 2 mm. long, 2 mm. broad; femur I 2 mm. Ceph- 

 alothorax and mandibles pale uniform greenish; legs still paler, the anterior 

 pairs rather more greenish; sternum pale; venter pale gray, with a triangular 

 outline of silvery dots with apex at the spinnerets; above rather brownish, 

 with black marks, two large ones at base and several transverse ones behind, 

 just before the middle two round white spots, and behind a larger median 



