EXPLANATION OF PLATE XXVIL 



Fig. 1. — Planaria hwmaensis, n. sp. in the preserved condition, x 6. 

 „ 2. — Planaria annandalei, n. sp. in the preserved condition, x 5-5. 

 ,, 3. — Planaria hilineata, n. sp. in the preserved condition, x 5-5. 

 ,, 4. — Planaria hurmaensis, n. sp. Diagrammatic representation of 



the organization of an entire worm, as seen from the 



dorsal surface. 



,, 5. — The same. Diagram of sexual organs in sagittal section. 

 x 90. 



,, 6. — Planaria annandalei, n. sp. Diagram of sexual organs in 

 sagittal section, x 100. 



,, 7. — The same. Sagittal section through receptaculum seminis, 

 containing fragments of spermatophore capsule, x 150. 



Explanation of lettering. 



