SARCOPHAGA AND ALIJES 53 



Abdomen largely shining; marginals only on 

 third and fourth segments, no discals; hypopygium 

 small. 



Legs without villosity, not very bristly. 



Wings without costal spine; third costal seg- 

 ment shorter than fifth; first vein bare, third hairy 

 near base; apical cell open far before the tip of the 

 wing, widened past its middle by a sinuosity of the 

 third vein; apical crossvein forming a right angle with 

 or without a small appendage. 



Type. — Notochaeta siihpoUta n. sp.; Van der 

 Wulp's Sarcophaga plumigera, as I identify it, also 

 goes here. 



Table of Species. 



Facialia (facial ridges) hairy to much above the 

 middle No. 1.5. plumigera V. d. W. 



Facialia hairy only a little above vibrissa? 



TsTo. 14. suhpolita n. sp. 



No. 14. Notochaeta subpolita n. sp, 



Male. Front .147 of head (three gave identical 

 measurements) ; parafacials and parafrontals silvery 

 pollinose, but with a yellow tinge, the former with a 

 few almost imperceptible hairs; frontal stripe black- 

 ish, almost half the front in width above, widening 

 below; frontal bristles about 12, erect and long, three 

 or four of the upper pairs reclinate in some degree; 

 antenna? black, third joint 3 times the second, reach- 

 ing four-fifths of the way to the vibrissas ; facialia low 

 and bare, face flat; palpi and proboscis black; bucca 

 one-fifth the eyeheight; hairs of back of head and of 

 bucca all black ; ocellars smallish, outer vertical absent. 



Thorax with bright yellowish gray pollen alter- 

 nating Math 3-5 shining black stripes, the median of 

 which is narrowed in front; pleurae with satiny gray 

 pollen, in a certain light there is a black stripe from 

 the humerus to the front part of tlie sternopleura ; 

 anterior intraalar present but small. 



Abdomen largely shining black, but the anterior 

 part of the segments with thin but bright, changeable 



