PLATE XL 



Fig. 35. — Cephalic aspect of head of Entylia sinuata. e, epicranium; 

 s, epicranial suture; o, ocelli; c, compound eye; I, lorae; y, clypeus (cephalic 

 face) ; a, antennse. 



Fig. 36. — Antennae of Entylia sinuata. s, socket; m, basal segment; 

 n, second segment bearing sensoria; t, third segment; x, hairlike termina- 

 tion of the third segment. 



Fig. 37a. — Ventral aspect of head of Entylia sinuata. .v, epicranium; 

 o, ocelli; c. compound eye; a, antennae; g, genae; /, cephalic face of 

 clypeus; y, ventral face of clypeus; m, mandibular sclerite; *(, maxillary 

 sclerite; lb, labrum; p. epipharynx; /, the thi'ee joints of the beak, called 

 labium; .5, maxillary setje. 



Fig. 37b. — m, tip of mandibular setae; n. tip of maxillary setae. 



Fig. 38a. — Lateral aspect of head of Entylia sinuata. c, compound 

 eye; d, cephalic face of clypeus; y, ventral face of clypeus; /, labrum; 

 e, epipharynx; y, gena; to, mandibular sclerite; .r, maxillary sclerite; 

 n, floor of mouth; k, the three joints of the labium. 



