572 PROCEEDINGS OF THE ACADEMY OF [AugUSt, 



broad band of the same color, not extending to the head ; forehead 

 below the anterior eyes pale, with a black mark above each of the 

 chelicera. Sternum black, sometimes with a narrow median pale 

 stripe. Abdomen above gray, a yellow median band ending in a 

 point anterior to the middle, and very indistinct yellowish trans- 

 verse stripes behind it; sides gray; venter yellowish-brown, region 

 of genital orifice black and a black median line continuing back 

 from it to about the middle of the venter, and on each margin a 

 row of small black dots. Lung books and spinnerets yellow. 

 Chelicera mainly black, labium black, maxilla; yellow. Legs: 

 First leg with the fenmr blackish above and below and Avith yellow 

 distal end, the other joints yellow ; second leg with the femur 

 reddish-brown and blackish on its anterior edge only, the other 

 joints yellow; third and fourth legs with the femora reddish-brown 

 and the other joints yellowish ; there is a dark spot on the upper 

 surface of each coxa, but no aunulations on the legs. Falpi 

 black, except that the patella is white, and the distal end of the 

 tarsus yellowish above. 



Color in Alcohol, ? ?. — Cephalothorax very dark reddish-brown, 

 black between the eyes, a yellowish median stripe arising between 

 the posterior eyes (where it is broadest), constricted anterior to and 

 narrowed behind the dorsal groove, and dentate laterally on the 

 sides of this groove; marginal line black, a broad submarginal 

 band of yellowish, forehead yellowish with a black spot above 

 each cheliceron. Sternum brownish -yellow with a pair of parallel 

 longitudinal black stripes on its anterior half, and a single median 

 one on the posterior half. Abdomen above dark greenish-gray 

 with minute yellow spots, a median baud of yellow (margined on 

 each side by a narrow line of black) terminating in a point at or 

 before the middle, and behind it about four indistinct yellow trans- 

 verse arches; sides streaked with dark greenish and yellowish; 

 venter in one individual yellow with a marginal narrow line of black 

 on each side and an inten-upted median line of black, while in 

 another individual the venter is blackish behind the lung slits. 

 Spinnerets yellow, epigynum orange with black margins. Cheli- 

 cera yellowish, maxillce dark -brown, labium black. Legs reddish- 

 brown, distinctly annulated with brown on all the joints except the 

 metatarsi. Palpi annulated like the legs. 



Comparisons. — Compare P. nigropalpis Emerlou. 



