250 



THE CANADIAN ENTOMOLOGIST. 



Eros differs as much from Disippus in its larval stages as it does in 

 the imago. 



Eros, after i st moult — Color red- Disippus at same stage — Color 

 brown; processes on 3 are .03 inch mottled tawny and dark brown; 



long, tapering to top, black. 



After 2nd moult : 

 Color red-brown ; 



processes .05 inch ; 



black and tapering, 



with separated sharp 



spurs on sides. 



After 3rd moult — 

 Very red ; the pro- 

 cesses .14 inch long, 

 black, slender, taper- 

 ing, bent forward at 

 top, scattered sharp 

 spurs on sides, and 

 except tips of these, 

 all is shining black. 



processes on 3 are .01 inch long, 

 made up of several elongated knobs, 

 some white, some black. 



Color less tawny, 

 much mixed with 

 black ; the processes 

 thick, not tapering, 

 but club shaped, 

 wholly covered with 

 knobs, mostly tawny, 

 a little black. 



After 3rd summer 

 moult — Color black, 

 the tops of all tuber- 

 cles tawny; processes 

 .06 to .07 inch long, 

 club-shaped as be- 

 fore, tawny. 



Fig. 



After 4th moult— Color red-tawny After 4th summer moult — Colors 



and ferruginous, processes in color buff, black, red brown (but not red- 

 as before, .2 to .26 inch, slender, 



tapering to top, not at all clubbed, 

 bent, always thinly clothed with 

 acuminate spurs quite to top (fig. 

 24, a). 



ferruginous like Eros) ; processes 

 tawny, sometimes mixed black, .12 

 to .22 inch, straight; the longer 

 ones tapering for 3^ from base, then 

 clubbed (fig. 24, b), the club thickly 

 covered with fusiform knobs; the 

 shorter ones club-shaped throughout 

 (fig. 24, c) and thickly covered from 

 base to top with fusiform knobs. 



[The cut, by Mrs. Peart, shows the processes on 3rd segment of Eros, <?, and of two mature 

 Disippus bred at Coalbunjh, 1S80, /'. ( .J 



