Plate LVII 



Larvae of Tlterevidae and Doh'clwpodidae, and 

 Larvae and Pupae of Empididae 



Pig. 1. Psilocepliala linemorrlwidaln , head of larva, ventral view. 

 Fig. 2. Scenopinus fcnestralis, head of larva, ventral view. 

 Fig. 3. Dolicliopus sp.?, larva, lateral view. 



Fig. 4. Bliampliomyia dimidiaia, head of larva, dorsal view: a, antenna ; 

 /, labrnni ; md, mandible; m, maxilla; mp, maxillary palpus. 

 Fig. 5. The same, pupa, lateral view. 

 Fig. 6. Drapetis nigra, head of larva, doi'sal view, 

 l^'ig. 7. The same, pupa, lateral view. 



