Tivo New Species of Australian Land Leeches. 163 



into the buccal cavity. 3. ventral salivary glands 

 connected with jaws. B.v. lateral blood vessel. 

 Neph. excretory duct leading to nephridiopore of 

 the first pair of nephridia. M. longitudinal muscles 

 of the jaws continued into the body wall. N. nerve 

 arising from a ventral ganglion. 



Fig. 8. — Longitudinal vertical section through the jaw showing 

 Gl. d. mass of gland ducts made up those from 

 Gl. 1, Gl. 3, Gl. 4. 4. salivary gland on the dorsal 

 surface anterior to the buccal cavity. L. longitudinal 

 muscles of the jaws. C. circular muscles of the jaws. 



Fig. 9. — Transverse section through the oesophagus to show the 

 oesophageal glands. 



