17 



VIII. — RoTiFERA, I. Philodina. 2, 3, Rotifer. 4, Adineta. 5, Floscu- 

 laria. 6, Stephanoceros. 7, Apsilus. 8, Melicerta. 9, Conochilus. 10, 

 Ramate jaws. 11, Malleo-ramate jaws. 12, Microcodon. 13, Asplanchna. 

 14, 15, Synchseta. 16, Triarthra. 17, Hydatina. iS, Polyarthra. 19, Diglena. 

 20, Diurella. 21, Rattulus. 22, Dinocharis. 23, 24, Salpitia. 25, Euchlanis. 

 26, Monostyla. 27. Colurus. 28, 29, Pterodina. 30, Brachionus. 31, Malleate 

 jaws. 32, Noteus. 33, 34, Notholca. 35, 36, Anuraea. 37, Plcesoma. 38, 

 Gastropus. 39, Forcipate jaws. 40, Anapus. 41, Pedalion. 



