No. 22.] HYMENOPTERA OF CONNECTICUT. 1 55 



above and below, broadly obliquely rounded to a blunt 

 point at apex above. Length 6 mm coUaris 



°M. conspicuus MacGillivray. 



*M. rubi (Harris). Selandria (Hoplocampa) ruhi Harris 

 Monophadnus ruhi Harris. Raspberry Saw-fly. Larva feeds 

 on Rubus. Connecticut (E. N.) ; Branford, 8 May, 1905 (H. 

 W. W.). 



°M. concessus MacGillivray. 



**M. conspiculatus MacGillivray. 



M. consobrinus MacGillivray. New Haven, 28 April, 1905 

 (A. B. Recknagel), 30 May, 1910 (W. E. B.). 



°M. cordatus MacGillivray. 



^M. crassus MacGillivray. 



°M. conspersus MacGillivray. 



°M. costatus MacGillivray. 



M. coracinus MacGillivray, New Haven, 22 June, 1907 

 (B. H. W.). 



M. coUaris MacGillivray. Stonington, 13 June, 1907 (B. 

 H. W.). 



Aphanisus MacGillivray. 

 Key to Species. 



1. Front with a distinct pentagonal area 2 



Front with pentagonal area entirely wanting 3 



2. Pentagonal area with its lateral walls sharp and distinct; 



front smooth and polished; body black, with pronotum, 

 tegulas, legs, and a fine margin on apex of abdominal seg- 

 ments, white or luteous; wings somewhat infuscated; 

 scutellum impunctate at sides; front without lateral foveae; 

 saw-guides broad, straight above, broadly convexly 

 rounded from the base to a hooked point above. Length 



5 mm lobatus 



Pentagonal area with its lateral walls low and indistinct; front 

 finely rugose ; body black, with collar, tegulae, and legs below 

 knees, white ; femora more or less piceous ; wings hyaline ; 

 scutellum punctate at sides ; front without lateral f oveae ; saw- 

 guides straight above, convexly rounded below to a blunt 

 point above. Length 5 mm muricatus 



3. Front with a V-shaped furrow behind median ocellus; body 



black, with collar, tegulae, and legs below knees, white; 



