Notes on some Victorian Land Planarians. 93 



Fig. 15. — Geoplana mediolineata, var. Specimen in which 

 the lateral dark stripes are strongly developed, 

 and forming thus an intermediate variety between 

 G. mediolineata and G. qiiinquelineata x 1^. 



E'iG. loA. — G. mediolineata. Transverse section across the 

 body. 



Fig. 16. — Geoplana alba. Dark orange-coloured variety, at 



rest X 1|. 

 Fig. 16a. — G. alba. Transverse section across the body. 



Fig. 17. — G. alba. Greyish variety of the animal in motion 

 X U. 



