1885.] 



CLADOCERA. 



45 



Pl. 2. 



Fig. 1. Diaphanosoma excisum, n. sp.; adult female with suni- 

 mer-eggs in matrix, ventral aspect. X 72. 

 „ 2. Same from left side, with antennæ reflexed. 

 „ 3. Posterior part of carapace, along with tail, last pair of 

 legs, and a fe w of the ova, lateral aspect. x 165. 



Pl. 3. 



Fig. 1. Baphnia Lumholtzii, n. sp.; adult female with summer- 

 eggs in matrix, lateral aspect. X 62. 

 „ 2. Another specimen with greatly developed ovaries, from 

 above. 



„ 3. Tail from left side. X 78. 



Pl. 4. 



Fig. 1. Baphnia Lumholtzii, n. sp.; embryo in last stage of 

 development, extracted from matrix, lateral aspect. 

 „ 2. Same; adult female with ephippium, viewed from left 



side. X 62. 

 „ 3. Same; adult male, from left side. X 62. 



PL 5. 



Fig. 1. Ceriodaphnia cornuta, n. sp.; adult female with summer- 

 eggs in matrix, lateral aspect. X 140. 

 „ 2. Same; posterior extremity of carapace, from above. 

 „ 3. Same; tail viewed from left side. 



„ 4. Moina propinqua, n. sp. ;t adult female, matrix greatly 

 expanded and replete with almost fully developed em- 

 bryos, lateral aspect, X 72. 



„ 5. Same specimen, viewed from above. 



Pl. 6. 



Fig. 1. Moina propinqua, n. sp.; posterior part of carapace 

 of a female specimen, along with tail, lateral aspect. 

 X 140. 



„ 2. Same; adult female with ephippium, lateral aspect. 

 X 72. 



