ISS MR, B. F. CUMMINGS ON THK 



■■■ Heterodoxus macropus Le Souef (from the Wallaby). — Numerous 

 setse on the anterior area. The lateral pieces exhibit no traces of 

 glands. There is a projection on the inner side of each lateral 



Text-fig. 31. 



Hypopharynx of Heterodoxus macropus, X 500. 



A, oesophageal sclerite ; B, rami ; C, anterior lobe of hypopharynx ; 



D, lateral piece. 



piece which almost meets its fellow from the other side (text- 

 fig. 31). Boopia is similar, with an elegantly curved hypopharynx 

 thickly clothed in front with setae. 



