HANSEX AXD SÖREXSEX, THE TARTARIDES. 4L 



triangulär process: fem ur with the upper margin less convex 

 than in the male : patella less than two and a ha)f times 

 longer than deep. its lo^^'er margin unarmed in one, adorned 

 with a small tooth in an other specimen. 



First Legs. — Xearly similar in both sexes (figs. le and 

 Id), robust and rather little longer than the body. Coxa 

 terminates somewhat beliind the outer dista] angle of the 

 mandible (fig. Ib). Fem ur in the maJe as long as, in the 

 female a little longer than, tibia. Foot onh^ a little shorter 

 than tibia, between nine and nine and a lialf times longer 

 than deep, deepest at the end of metatarsus (fig. le); second 

 metatarsal joint scarcely more than half as long as the tarsus 

 and slightly longer than the sum of the four proximal tarsal 

 joints; terminal tarsal joint slightly longer than the sum of 

 the three proximal tarsal joints and - o as long as the whole 

 metatarsus. 



Fourth Legs. — Similar in both sexes, as long as the 

 bod3\ Femur only a little more than twice as long as deep 

 (hg^ If). 



Three posterior abdomiiial Segments. — Much telescoped 

 in both sexes and slightly deeper in the male than in the 

 female. 



Flag-ellnn. — Male (figs. Ig and Ih): Much depressed. 

 widened. near]y twice as long as broad and only half as deep 

 as broad Stalk broader than deep. Main piece, seen from 

 above, oblong ovate. at the middle suddenh' slightly narrowed: 

 a very obtuse lateral angle is seen a little in front of the 

 obtuse end. Seen from the side. the upper margin of the 

 main piece is nearly straight, while the lower margin is flatly 

 convex. Some of the setae moderately long. — Female (fig. 1 i): 

 Almost as long as in the male, about foiu' and a half times 

 longer than deep, distinctly four-jointed: second and third 

 joint subequal in length, terminal joint slightly longer than 

 the sum of the three others. The longest setae nearly -'0 as 

 long as flagellimi. 



3Ieasuremeiits. — Bod}^ o^ aiid g 3.4 mm.: palps 3^ and g 

 2.(j mm. : first legs -f and o 4.0 mm. ; foiu-th legs er ^^nd 9 3.4 mm. 

 Coloiir. — Yellow with a broA^^i tint; anterior half of 

 cephalothorax, palps and especially antennae light reddish-brown : 

 the edgings at many of the articulations of the appendages 

 bright red. 



