Oct., 1920 Bulletin of the Brooklyn Entomological Society 105 



NORTH AMERICAN S ARCOPHAGIDiE : NEW SPECIES 

 FROM BRITISH COLUMBIA AND ALASKA.^ 



By R. R. Parker, Bozeman, Mont. 



Sarcophaga savoryi new species. 



Male. — Paraf rentals and gense silvery gray pollinose; three 

 rows black cilia behind eyes, lateral verticals absent: third 

 vein with bristles: legs dark, their vestiture short; anterior 

 face of posterior femur with only upper and lower rows of 

 bristles; submesotibial bristle absent; anterior acrostichals 

 present; three pairs posterior dorsoventrals : vestiture of 

 fourth ventral plate erect; posterior margin of fourth notum 

 dull orange or reddish; fifth ventral plate yellowish brown 

 with U-shaped opening on each side of which is a shining pad- 

 like structure; first genital segment with marginal bristles, 

 second dull 'orange, sub-shining. 



Length. — 8j^-ii mm. 



Head. — Parafrontals and gense silvery gray pollinose. 

 Breadth of front at narrowest part about two-fifths eye width ; 

 cheek height about two-fifths that of eye. Front prominent; 

 frontal vitta at its narrowest part wider than either para- 

 frontal. Second antennal segment blackish; third about twice 

 length of second; arista plumose two-thirds way to tip, some- 

 times more. Three rows of black cilia behind eyes. Cheek 

 vestiture black. Gena with scattered small hairs and a few 

 bristly ones near lower eye orbit. Palpi dark. 



Chcetotaxy. — Lateral verticals absent ; vibrissse inserted on 

 line with oral margin ; about ten pairs of f rontals, each row 

 extending slightly below base of second antennal segment and 

 diverging from inner edge of gena. 



Thorax. — Mesonotum clothed with short, reclinate bristle- 

 like hairs ; vestiture of scutellum more erect and hair-like. An- 

 terior spiracular hairs light colored except basally. Epaulets 

 dark. 



Wings. — Bend of fourth vein a right angle ; anterior cross- 

 vein more basal than end of first longitudinal ; third vein with 

 bristles ; costal spine short ; section HI of costa equal to V and 

 VI ; calypters whitish, fringed with white hairs. 



Legs. — Dark, vestiture short. Anterior face of posterior 

 femur with only upper and lower rows of bristles ; posterior 



1 Contribution from the Entomological Laboratory of the Montana State 

 College, Bozeman, Montana. 



