398 LOUIS MAX HICKERNELL. 



VII. EXPLANATION OF PLATES. 

 PLATE I. 



FIG. i. Dorsal view of a living extended Philodina roseola, t.o, tactile organ; 

 br, brain; e, eye; t, tooth; m, mastax; s.g, salivary glands; st.i, stomach intestine; 

 v, vitellarium; eg, egg; bl, " blasendarm " ; c.b, contractile bladder; r, rectum; an, 

 anus;/.g, foot-gland. 



FIG. 2. Ventral view of same animal, ph, pharynx; s.g, salivary gland; 

 f.c, flame cell; e.c, excretory canal. 



