PLATE XXVII. 



1. Pompholyx complanata 

 \a. ,. 



Id, le. 



2. Pompholyx sulcata 



26. ',', !! 



9/> 9/7 



ZC, ^. ,, ,, . 



3. Brachionus pala 

 3a. 

 36. 

 3c, 3d, 3e. 



4. Brachionus angularis . 



5. Brachionus rubens 



Od. ,, ,, 



56. 



5c. 



5d. ,, 



G. Brachionus urceolaris . 



Ga. 



7. Brachionus Mulleri 

 i<7. ,, ,, 

 76. 



7c. 



/(t. ,, ,, . 



8. Brachionus Bakeri 



dorsal view, extended G 



dorsal view, retracted G 



front view ....... G 



outline of corona ..... G 



occipital and pectoral edges of lorica . . G 



dorsal view G 



side view . . . . . . . H 



front view H 



trophi . . . . . . . G 



dorsal view ...... H 



ventral view H 



side view ....... H 



loricae of three varieties . . . H 



male ........ G 



lorica, dorsal view . . . . . H 



lorica, ventral view . . . . . H 



dorsal view, extended G 



dorsal view, retracted G 



hind end of lorica . . . . . G 



end of foot ....... G 



brain and eye H 



dorsal view ...... G 



male ........ G 



dorsal view ....... G 



extremities of lorica G 



male G 



penis and foot ...... G 



spermatozoa G 



dorsal view ....... G 



male .... G 



