338 



TEE ZOOLOGIST. 



The first antennae of the female have eight joints, of which 

 the fourth carries a long, stout seta. In the male there is a well- 

 marked hinge-joint between the fifth and sixth segments of the 

 antennse, and the fourth segment carries a long, stout seta ; the> 



Fig. 28. 



Fig. 29, 



Fig. 30. 



cilia of the second, third, fourth, and fifth segments are numerous 

 and crowded together. There are five stout setae on the inner 

 part of the basal joint of the fifth foot of the female, and two on 

 that of the male. Other details of structure are shown in figs. 

 26 and 27, which respectively represent a female in ventral view 

 and a male in dorsal view, in fig. 28, which shows one of the 

 antennae of the male, and in figs. 29 and 30, which show the 



