PLATE Y. 



FAMILY XX. EMPID^E (continued). 



GENUS 16. Hybos. Fig. 1 a*, head of Hybos grossipes, sideways 

 (proboscis deflexed, but porrected in repose) ; 1 6*, lips at the 

 extremity of the labium ; 1 c*, proboscis with epistoma and two 

 palpi ; 1 d*, proboscis, from above, with palpi reflexed and showing 

 the place of the rudimental maxillas remote from the palpi ; 1 e*, 

 ditto, ditto, sideways, with one palpus ; 1 /*, ditto, ditto, ditto 

 (without the palpi), showing rudimental maxilla3, with the labrum 

 and lingua separated ; 1 g*> tip of lingua, sideways ; 1 h* t lingua 

 from above ; 1 i* t claw-joint of the tarsus ; 1 k*, antenna ; 1 I, 

 wing. 



GENUS 17. Platypalpus. Fig. 2. Platypalpus fasciatus, female. 

 2 #*, head of P.fiavipes, sideways ; 2 6* t proboscis, with one of 

 the palpi ; 2 c*, ditto, with labrum forced out ; 2 d*, labium ; 

 2 e* t labrum, sideways ; 2 /*, ditto, from below ; 2 g* 9 tip of 

 ditto, forced open ; 2 /**, antenna ; 2 i* t last joint of tarsus, from 

 above ; 2 k*, ditto, sideways. 



GENUS 18. Drapetis. Fig. 3. Drapetis lunata, fern. 3 a, head, 

 sideways ; 3 , antenna ; 3 c, extremity of abdomen of male, 

 sideways ; 3 d, 3 e, 3/, parts of the male organs of generation, 

 detached ; 3 g t head of Drapetis atra, sideways, after Curtis ; 3 k, 

 wing of ditto. 



GENUS 19. Elaphropeza. Fig. 4. Elaphropeza ephippiata, fern. 

 4 a, head in front, antennae detached ; 4 5, ditto, sideways, with 

 the antenna3. 



GENUS 20. Chersodromia. Fig. 5. Ckersodromia hirta, fern. 5 a, 

 head, sideways ; 5 b, antenna; 5 c, last joint of tarsus. 



GENUS 21. Tachydromia. Fig. 6 a y head of Tachydromia arro- 

 gans, sideways ; 6 5, antenna ; 6 c, wing. 



GE-NUS 22. Phyllodromia. Fig. 7. Phyllodromia melanocephala. 



7 a, head, sideways. 



GENUS 23. Hemerodromia. Fig. 8 a, head of Hemerodromia pre- 

 catoria, sideways ; 8 b* t proboscis, sideways, the labium shorter 

 than the labrum ; 8 c*, ditto, with the labrum, lingua, and one 

 of the maxillas and palpi forced open, the labium somewhat 

 lengthened by pressure ; 8 d*, one of the maxillas, and its palpus ; 



8 e* 9 lingua, from above ; 8 / wing of H. precatoria ; 8 g, wing 

 of H. oratorio,. 



J. 0. W. 



