LEONARD HASEMAN. 333 



PLATE VI. 

 Figs. 1-2. — Ps. uniformata, ventral plate and ovipositor. 

 •3-4. — P. trialbawhorla, ovipositor and ventral plate. 

 5-6. — Ps. nocturnala, ventral plate and ovipositor. 

 7-8. — Ps. floridica, ventral plate and ovipositor. 

 9-10. — Ps. alternata, ventral plate and ovipositor. 

 11-12. — Ps. snowii, ventral plate and ovipositor. 

 13-14. — P. longiplata, ventral plate and ovipositor. 



15-16-17-18.- — Ps. snowii, knotted hair, much enlarged ; side view of geni- 

 talia showing how the basis viewed side- ways can be mistaken 

 for a basal segment of the inferior appendages; dorsal view 

 of basis; dorsal view of intromittent organ, much enlarged. 

 19-20-21. — Ps. horisontala, basis with spread inferior appendages ; superior 



appendages; intromittent organ. 

 22-23. — Ps. longifringa, inferior appendages; basis. 



24-25-26.^ — Ps. floridica, basis with inferior pair of appendages; intromit- 

 tent organ ; superior appendage. 

 27-28-29-30. — Ps. alternata, basis; inferior appendages; superior append- 

 age; intromittent organ. 



PLATE VII 



Psychoda floridica n. sp. 

 Fig. 1.— Eggs magnified 100 times. 

 " 2. — Dorsal view of adult larva magnified 18 times. 

 " 3. — ^ Ventral view of larva. 

 " 4-5-6 — .Three views of papa, magnified 11 times. 



PLATE VIII. 



Fig. 1. — Dorsal view of adult magnified 11 times. 



" 2. — View of face of adult showing eyes, beak, palpi, etc., magnified 20 times. 



" 3. — Lateral view of posterior end of female abdomen, magnified 20 times. 



" 4. — Lateral view of anal tube showing trachea and cilia protecting spira- 

 cles, 100 times. 



" 5. — Dorsal view of prothoracic tube showing short stalk and double row of 

 circular papillfe, magnified 100 times. 



TRANS. AM. ENT. SOC. XXXIIl. NOVKMBEE, 190'? 



