io8 



ENTOMOLOGICAL NEWS. 



[March, '09 



bristles, of which the lowest is very much the largest, while the ante- 

 rior row contains four or five smaller bristles. The antennal groove 

 reaches within one-third of the top of the head, and is connected to the 

 top by a chitinous thickening. The third joint of the antenna is nine 

 jointed. On the margin of the second joint of the antenna are about 

 five fine short hairs, while on the first joint there are about four. On 

 the posterior margin of the antennal groove are several fine hairs. 



The pronotum has two rows of bristles, an anterior row of about ten 

 small bristles, and a posterior row of about eight larger, while on the 

 posterior margin is a ctenidium of about 16 spines. The mesonotum 

 has about five rows of bristles, a posterior of about ten heavy ones, 

 the other rows being composed of more numerous, much smaller 



Genitalia of female. 



bristles, more or less regularly disposed. The metanotum has four 

 rows of bristles, a posterior of about ten heavy ones, and the other rows 

 being composed of more numerous but smaller bristles. The epimerum 

 of the metathorax contains three rows of bristles ; a posterior of three 

 large bristles, a middle of three smaller, and an anterior of four still 

 smaller. 



On the abdominal tergites are three rows of bristles, a posterior of 

 about 12 or 14 large ones; the bristles in the anterior and middle rows 

 being more numerous but much smaller. On each side of the first six 

 abdominal tergites are teeth as follows, 3-6-5-5-3-1. The abdominal 



