THE VICTORIAN NATURALIST. 



117 



\ A, 



EXPLANATION OF FIGURES. 



A. — Melicerta ringens, oblique view. 

 B. — Limnias ceratophylli, ventral view. 

 C. — Cephalosiphon limnias, side view. 

 D. — Oecistes crystallinus, oblique view. 

 E. — Floscularia cornuta, side view. 

 F. — Section of Floscule, showing : — 



I. — Cavity of corona. 



2. — Vestibule. 



3.— Crop. 

 G. — Philodina citrina, dorsal view. 



H. — Philodina megalotrocha, dorsal 



view. 

 I. — Rotifer vulgaris, dorsal view. 

 J. — Furcularia longiseta, side view. 

 K. — Mastigocerca carinata, side view. 

 L. — Dinocharis tetractis, dorsal view. 

 M. — Pterodina patina, dorsal and lateral 



view. 

 N. — Raker's Brachionus, dorsal view. 

 O. — Metopidia solidus, dorsal view. 



TYPICAL TROPHI. 



Fig. I. — Trophi of Melicertadae. Fig. 2. — Trophi of Philodinadae. 



