f 



MAY FLIES AND M1I«E« Of XE" VOP.K l''* _ 



.« long a. t„c heaa. Tho.-ax, «-^«"-'- ^-'l. tt:- " Win^ 



the fouvth a short distance b<;"^! -t^^/' .f;*^°;./„ossvein 

 ci-ossvein at abor.t t-VK-e the -f ■' "^'^'^^^r^in ■ the first 

 Kyona the base '^^X^TVI^^^^^^^- ^^gs 

 ven, <--:^te»;l« 1» "tt'-; „f" rte front and the hind tarsi two- 



:r:;r:::r^H:,;::fsier^e:^u^" 



'^'Ifimmatnre n,a,e specimen oollec-ted "ttte same time -f 

 place differs from the ^<--^ ^^^^^^^^ ^^^^^^ ^' 



the female above described. (Coqnillett. loc. c.t.> 



The description given above of the female would apply very 

 well to 1> i a m e s a w a 1 1 1 i i . 



Group Chironomus Meigen 

 Meigen. Illiger's Magazin. 2:260. 1803 

 The eggs The eggs of the members of this group are deposited, 

 Jail in the .atel, in the form of a long ^tHng or^ in a c.^^^^^^^^ 

 1 ^f rvoinfinp The arrangement or tne eg^» 



«4nrrounde(l bv a layer of gelatine, iiie an ^ 



Jit;,:: the egg stnng seems to be constaot for a g-n spec.es 

 ,,,131 to. 12 to 15). Miall and Hammond (1900) say, lu O. 

 d r sali s the egg n.ass is a transparent cylinder w.tU r,™nded 

 .„ds, about 20 m„,. .ong, formed of a mucilage -jted by ft 

 sluten-gland, in which the brownish eggs are imbedded The eggs 

 1 not lie a random, in the cylinder, but are lodged m a special 

 inding tube or egg-pipe, which lies ne.r the ™rface o «. egg 

 .™ass, and makes many almost complete ^P'-- »' "^^^^ 

 from right to left and from left to r.ght alternately (pl-.l. Ag^- 

 irandU). ThetutetoeH^nl^^eeorae^^^ 



the thli-d vein Is said to be simple : 1. e. unhrancl.od. 



