Mo. 22.] HYMENOPTERA OF CONNECTICUT. 315 



greater part of lower half of mesopleurae, nearly all of meso- 

 sternum, scutel, spot on metapleurae, and the coxae of fore and 

 nid legs, yellow ; femora and tibiae of fore and mid legs reddish 

 itramineous, the tarsi of fore and mid legs brownish ; hind legs 

 ilmost entirely reddish; first segment of abdomen black above, 

 :xcept for an apical yellowish margin; second dorsal abdominal 

 iegment black, barring the apical and basal margins, which are 

 yellowish ; rest of dorsum of abdomen more or less reddish stra- 

 nineous, with an addition of dusky spots or stains in some cases. 



Variations occur in the extent of the yellow on the thorax, in 

 he extent of black on the second dorsal abdominal segment, and 

 n the pale color of the dorsum of the abdomen being reddish in 

 some individuals, but the pattern is always essentially as in the 

 ype. 



Type locality: New Haven, 19 July, 1905 (B. H. W.), 6 July, 

 [904, 4 July, 1905 (H. L. V.) ; also from Branford, 28 July, 1905 



(H. L- V.). 



L. (Alloplasta) varia (Cresson). 



Colebrook, 21 July, 1905 (H. L. V.). 



L. (A.) americana (Cresson). Howard, Insect Book, PI. x, 



Fig- 3- 

 L. (A.) tegularis (Cresson). 



L. (A.) pulchella (Cresson). 



L. (A.) pleuralis (Cresson). 



L. (A.) insita (Cresson). 



L. (Harrimaniella) relativa (Viereck). 



L. frigida (Cresson). 



Yalesville, 19 October, 1903 (H. L. V.). Parasitic on a spe- 

 :ies of sawfly (Nematus). 

 L. agilis (Cresson). 



Arenetra Holmgren. 

 Mostly black; wings hyaline; pubescence rather long and 

 dense ; head and thorax with their pubescence whitish. 



Key to Species. 



Tegulse and hind femora black nigrita 



Tegulas yellowish white ventralis 



