I 



EXPLANATION OF PLATE CLXXIX. 



MONOPHLEBUS QUADRICAUDATUS. 



Fig. I. Adult male, dorsal view, x 8. 



2. Extremity of halter, x 130. 



3. Part of eye, x 130. 



4. Tarsus of anterior limb, x 80. 



5. Claw, X 220. 



6. Dermal pores, x 450. 



7. Rasal joints of antenna, X 30. 



