49-2 



T.\r,K SKOC.SMKHG 



i'li"aniu{i bristU's arc lairlv cDnstaiit: six bristlfs in a ilisliiii'l lower row and two or lliiiT brisdc* 

 close to the main bristlo b wtMT obsorvod, they are sometimes different even on tlie right and 

 h'ft mandibh'S of the same individual. 



M a X i 1 1 a (fig. (5): — 1* lo t o |) o d i t e: The distal cndilc is annrd with three bristles, 

 which are either snl)e(|ual or else the middle one is somewhat shorter than the other two. The 

 dorso-proximal bri.stle is moderately long, in most cases somewhat longer than the ventral bristle 

 on the basale. The basale has the short ventero-distal bristle developed ami a single unusually 

 long dorso-distal bristle (it is practically the same length as the bristle of the end joint), a character 



Fig. XC. — A!:lerope MiiUeri var. longiseia n. sp. el. var. — 1. Shell seen from the side, ?; 38 X. 2. Shell seen from 

 below, 2; 27 X. 3. Posterior part of the right valve seen from inside, ?; 172 X. 4. Endopodite of the second antenna, 

 2; 212 X. 5. Endile on the coxale of the mandible, ?; 480 X. 6. Left maxilla, seen from inside, ?; 160 X. 

 7. Sixth limb; the posterior ventral bristles are broken, ?: 120 X. 8. A part of an end comb of the seventh limb, $; 

 1120 X. 9. Shell seen from the side, cJ, Stage I; 32 X. 10. Endopodite of the second antenna of this larva: 22'i X. 



