No. 22.] HYMENOPTERA OF CONNECTICUT. 1 53 



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) rubi Harris 

 Monophadnus rubi 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. collaris MacGillivray. Stonington, 13 June, 1907 (B. 

 H. W.). 



Aphanisus MacGillivray. 

 Key to Species. 



1. Front v^rith 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, 

 tegulae, 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, tegulse, and legs below 

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

 scutellum punctate at sides ; front without lateral foveae ; 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; 



