110 U.S. NATIONAL MUSEUM BULLETIN 27 7 



red-brown, first segment small; second twice as large in all dimen- 

 sions, fringed with long hairs; third segment pear-shaped covered with 

 a dense pile of short golden hairs. 



Thorax dorsum black-brown with a scattering of hairs; humeral 

 callus red-brown mth white posterior border; supra-alar callus tan; 

 pleural areas red-brown; wings brown fumose, veins brown; halter 

 stem brown, knob white. Legs red-brown, femur with thinly scattered 

 hair; tibia densely haired, tarsi yellow-brown basally darkening 

 distally. 



Abdomen red-brown, shining, with a few hairs ; eighth segment with 

 short stiff hairs directed outward; ninth tergum with heavy spinelike 

 hairs. See figure for details of eighth sternum and bursa. 



Length: Male body 2.2 mm., wing 1.8 mm. (Krober gives length 

 2.5 mm.., wingspan 3 mm.); female body 3.5 mm., wing 2.3 mm. 



Type-locality: Island of Poros, Greece. 



Type: (MNH) destroyed. 



Male redescribed from Yermasoyia Hills, Cyprus; 11 September 

 1951, (G. A. Marromoustabis) in (BMNH). 



Female described from Adana, Karates, Turkey, sea level; 7 June 

 1960, (Guichard & Harvey) in (BMNH). 



VELUTINUS group 



Key to Species of the velutinuS group 

 NEARCTIC SPECIES (MALES) 



1 . Wing hyaline 2 



Wing brown or white 1 1 



2. Halter knob white 3 



Halter knob other color 6 



3. Abdomen with three white bands 4 



Abdomen with two white bands S. werneri, new species 



4. Posterior margin of 9th tergum excavated 5 



Posterior margin of 9th tergum smoothly rounded 



S. beameri (D. E. Hardy) 



5. 9th tergum with a flaplike notch on ventral posterior border, antenna long 



S. electus Adams 

 9th tergum without a ventral notch S. whittakeri James 



6. Halter knob brown or red-brown 7 



Halter knob tan or yellow 10 



7. Halter knob red-brown, 9th tergum variable 8 



Halter knob brown, 9th tergum smoothly rounded 



S. beameri fuscus (D. E. Hardy) 



8. Abdomen with three white bands 9 



Abdomen with two white bands S. gossypius, new species 



9. First band narrow, second and third broad . . . . S. hagai, new species 

 First band broad, second and third narrow . . . S. magdalenai, new species 



