Haddon — On Parasitic Larva of 'Halcampa. 481 



Fig. 9.— Transverse section of larval Halcampa in the gastric region. 



„ 10. — Transverse section of young larva of Aplasia diaphana (after 

 R. and 0. Her twig). 



„ 11.— Transverse section of slightly older larva of Aptasia diaphana 

 (after E. and 0. Hertwig). 



, , 12. — Transverse section of adult Edwardsid tuberculata through the 

 oesophagus (after R. and 0. Hertwig). 



.„ 13. — Transverse section of adult Alcyonmm digitatum through the 

 oesophagus. 



„ 14. — Transverse section of adult FunicuUna quadrangularis through 

 the oesophagus (after A. Milnes Marshall). 



2K2 



