PLATE 30 



A. — Ventral aspect of posterior segment of larva of Pegomyia affinis, showing lobes 

 and anal opening. 



B. — Lateral aspect of posterior segment of larva of P. affinis, showing tubercles. 



C. — Lateral aspect of posterior segment of larva of P. calyptrata. 



D. — Ventral aspect of posterior segment of larva of P. calyptrata, showing lobes and 

 anal opening. 



E. — " Pseudo-cephalon " (Henneguy) of P. calyptrata: a, button-like areas referred 

 to in text; 6, sensory papilla; c, antenna; cf, mandibular sclerite; e, anterior spiracle. 



F. — Posterior spiracle of larva of P. calyptrata. 



