No. 2i,] HYMENOPTERA OF CONNECTICUT. 617 



S. bicincta Fabricius. Howard, Insect Book, PI. i, Fig. 3. 

 West Rock, New Haven, 30 August, 1905 (H. L. V.). 



°S. dubia Say. Howard, Insect Book, PI. i, Fig. 7. 



Campsomeris LePeletier. 



In American literature this genus has gone under the name 

 Elis,' but according to the generic type the name Elis must apply 

 to the group heretofore known as Myzine. 



Key to Species. 



Small, much less than 19 mm. in length; male and female 

 black marked with yellow plumipes 



Large, over 19 mm. in length; male almost entirely black; 

 female black, with four large reddish yellow abdominal 

 spots quadrimaculata 



C. plumipes Drury. Howard, Insect Book, PI. i, Fig. 11. 

 Wallingford, 25 May, 1899, Milford, 22 May, 1902, New 

 Haven, 23 June, 1903 (W. E. B.). 



°C. quadrimaculata Fabricius. 



This species h^s not been yet recorded from Connecticut but 

 will probably be found there in the Austral portion of the State. 



Eliin^. 



This subfamily is represented by only one genus which has 

 heretofore, in America, gone under the name Myzine. 



Elis Fabricius. 

 In this genus there is great antigeny. The females are much 

 more robust than the males, have short antennae, while the radial 

 cell is removed from the costal margin of the wing. The males 

 are long, slender, with slender antennae, and the radial cell touches 

 the costal margin of the wing. 



Key to Species. 



Legs, in the female, mostly reddish yellow; wings, in the 

 male, strongly yellowish quinquecincta 



Legs, in the female, black; wings, in the male, nearly clear 

 hyaline interrupta 



E. quinquecincta Fabricius. PI. viii. Fig. 4. 

 This species has usually gone under the name sex cine ta, but 

 sexcincta occurs in the West Indies and probably in the 



