146 NORTH AMERICAN ORMOSIA (dIPTERA) 



EXPLANATION OF PLATE X 

 In the drawings of the hypopygia, the hairy vestiture has been omitted. 

 Fig. 1. — Hypopygiuni of Ormosia atriceps spec. n. Ventral aspect. 



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2. — Hypopygium of Ormosia atriceps spec. n. Lateral aspect. 



3. — ^Hypopygium of Ormosia ahnormis, spec. n. Ventral aspect. 



4. — Hypopygium of Ormosia luteola spec. n. Dorsal aspect. 



5. — Hypopygium of Orinosia pilosa spec. n. Ventral aspect. 



6. — -Hypopygium of Ormosia palpalis spec. n. Dorsal aspect. 



7. — Hypopygium of Ormosia modica spec. n. Dorsal aspect. 



7A. — Hypopygium of Ormosia modica spec. n. Lateral aspect. 



8. — Hypopygium of Ormosia bilineata spec. n. Lateral aspect. 



9. — Hypopygium of Ormosia deviata spec. n. Dorsal aspect (dorsal 

 setae omitted). 



9A. — Hypopygium of Ormosia deviata spec. n. Lateral aspect. 

 10. — Hypopygium of Ormosia divergens spec. n. Dorsal aspect. 

 IL — Hypopygium of Ormosia taeniocera spec. n. Lateral aspect. 



