Nt>. 3569 SOLDIER FLY LARVAE — McFADDEN 45 



Neopachygaster maeulicornis (Hine), 1902 



Figures 18, 146 



Description. — Mature larva: length (5.50-6.00 mm) 6.0-6.5 mm, 

 mean 6.17 mm; width (1.40-1.50 mm) 1.1-1.50 mm, mean 1.27 mm; 

 tufts of setae m thoracic leg group same as in A^. occidentalis. 



Biology. — Larvae have been collected from beneath the bark of 

 a fallen poplar {Populus species). 



Material examined. — Alberta: Medicine Hat, South Saskatche- 

 wan River, June 7, 1960, Ball, Madge, and McFadden, approximately 

 100 specimens of larvae and puparia, MWM. 



Discussion. — Adults of this species were reared from larvae and 

 the measurements outside of the parentheses are based on these 

 specimens. 



Neopachygaster vitrea Hull, 1930 



Description. — According to Kraft and Cook (1961), the larva of 

 this species is essentially the same as the larva of N. maeulicornis. 

 Biology. — No data are available for this species. 

 Material examined. — No larvae of this species were examined. 



Neopachygaster reniformis Hull, 1942 



Description. — Larva: length 4,93 mm; width 1.45 mm; very simi- 

 lar to larvae of N. maeulicornis; tufts of thoracic leg setae with the 

 middle setae longest, inner seta next longest. 



Biology. — No data are available for this species. 



Material examined. — No larvae of this species were examined. 



Discussion.— All data presented for this species were taken directly 

 from Kraft and Cook (1961). 



Genus Euphachygaster Kertesz, 1911 



Kraft and Cook (1961) recognize 3 species in this genus. The 

 larvae have been collected from beneath the bark of both deciduous 

 and coniferous trees. 



Generic characters. — As given in key to genera. 



Key to Species of Eupachygaster Kertesz 



(modified after Kraft and Cook, 1961) 



1. Abdominal terga 1-7 of approximately equal length with setae in transverse 



rows punctifer Malloch 



Setae in transverse rows with the outermost setae much shorter than the 

 others in the row 2 



