-* JOURNAL OF ENTOArOLOGY AND ZOOLOGY 



side at the base of the crest, just c-ephalad of the swoUcii an 

 tennal base is a small siibchitinized tubercle bearin.i,' a l)ristle. 

 Kiies moderately lariic occupyini? the space between the scape 

 of the anteiniu' an. I I lie basal segments of the antennal fla,!?el- 

 Inni. The anterior arms of the tentorium show thron.^-h the 

 <Miticle. the aims rather short. clonM-ate-triangnlar, directed 

 toward the candal end cW the eye. Lahnon larg-e. ron-i'lily tri- 

 angular, transvcrsi'ly wrinkled and bearing a conspii-nous 

 tubercle on eithei- side neai' the base (which probably repre- 

 sents on the ectal sui-face the ])ropharynx underneath, accord 

 in- to Dr. :\Iac(iillivray). The lobes' ,.r the lahimn pr.),iect 

 caudad on either side of the labiaim. occupyini^- the space just 

 cephalad of tlie fore coxa and proximad of the tip of the fore 

 fennir. The niaxiUcr are represented by a (piadrate i)late on 

 either side, lyin..' just caudad of the eye, laterad of the clyi)eus 

 and labium and cephalad of the knee-joint. 



Thoracic notum quite convex, the pronotal breathing horns 

 short, directed cejihalad, dorsad and laterad, distinctly crenu- 

 lated, iu)t visible from beneath. The mesonoial prccscntitm deli- 

 cately wrinkled medially, the V-shaped suture rather indis- 

 tinct in young pupae, clearer in darker, older pu])a\ Median 

 lobe of the mesonotal scutellum well incb'cated. itrojecting 

 dorsad and caudad as a conspicuous point. Wing-pad attached 

 opposite the basal quarter of the fore tibia, directed caudad. 

 the tip of the pad lying opposite the ends of the second tarsal 

 segments of the fore and middle legs and opposite the end of 

 the second al)dominal .segment. Halteres originating on the 

 side of the metanotum, hidden by the wing-pad, the tip at the 

 extreme base of the se(!ond abdominal segment and just before 

 the apex of the hind tibia. Fore legs (plate II, A), viewed from 

 Ix'ueath the fore coxa; (g) are seen lying just caudad of the 

 lobes of the labium; tlie coxa, trochanter and extreme base of 

 the femur lie in one straight piece coTitignous on the median 

 line. Just beyond the base of the femur the segment bends 

 cephalad upon itself and lies parallel with the coxa" and tro- 

 chanters (h) the tip of the femur lying laterad of the labial 

 lobes and just caudad of the maxilhr. .\t this point the tibiae 



