r 224 
Marsh—Cyclopidoe and Calanidm of Wisconsin, 
16. Cyclops parcus —fifth foot x 300. 
17. “ leuckarti from Heart Lake—-second joint 
of outer maxilliped x 163. 
18. “ pulchellus —fifth foot x 300. 
19. “ “ abdomen of female x 163. 
PLATE y. 
Fig. 1. 
2 . 
3. 
4. 
5. 
6 . 
7. 
8 . 
9. 
10 . 
11 . 
12 . 
13. 
14. 
15. 
Cyclops parcus- —fourth foot x 163. 
leuckarti —fifth foot x 300. 
last antennal joint of female x 300. 
irom Lake Gussie— outer maxil¬ 
liped x 300. 
abdomen of female x 58. 
littoral variety—fourth foot x 163. 
“ signcitus —fourth foot x 163. 
fifth foot x 300. 
last antennal joint of female x 300. 
“ modestus —fourth foot x 195. 
“ ' * furca x 163. 
fifth foot x 360. 
outer terminal joint of third foot 
x 300. 
“ fluviatilis —fifth foot x 360. 
fourth foot x 300. 
PLATE VI. 
Fig. 1. 
3. 
4. 
5. 
6 . 
7. 
8 . 
9. 
Cyclops fluviatilis —abdomen of female x 300. 
“ serrulatus —abdomen of female, extreme pelagic 
form, x 75. 
4 abdomen of female, intermediate 
form, x 100. 
abdomen of female, littoral form, 
x 178. 
fourth foot x 178. 
“ phaleratus —abdomen of female x 92. 
second antenna x 300. 
“ fimbriatus —fourth foot x 300. 
furca x 300. 
