Sarcophaga. 201 



end of the eye. Palpi thin, black. Thorax grey priiinose, the black 

 stripes broad, the interstices narrow; three postsutural dorsocentrals 

 and a pair of præscutellar acrostichals. Scutellum with apical bristles. 

 Abdomen grey or yellowish grey pruinose, black tessellated; in 

 most views the black markings forming three longitudinal stripes; 

 third segment with a pair of marginal bristles. Fourth sternite with 

 short but not quite decumbent hairs. Fifth sternite with a brush. 

 Præhypopygial segm.ent black (rarely reddish anteriorly), with a 

 greyish brown pruinose spot behind, and strong marginal bristles. 

 Hypopygium reddish or reddish yellow; upper forceps cleft in apical 

 third, very slightly ventrally curved, the arms on the dorsal side 

 at the base of the cleavage with a round protuberance, and from 

 here going out into a somewhat styliform 

 apical part; lower forceps elongated triangular. 

 Anterior claspers straight, longer than post- 

 erior, these latter with a curved, pointed apex. 

 Penis with a slender evenly curved apical 

 part, at the ventral base a small protuberance; 

 there is a chitinised lobe and below small lateral 

 whitish apophyses or lower lobes, and between 

 them a pair of small styliform apophyses. Legs 

 with posterior femora sparingly fringed; 

 middle tibiæ bare, hind tibiæ likewise or pj^ gj s . haemon-hoa. 

 sparingly fringed on ventral sides; middle 



femora without comb; hind femora without anteroventral bristles 

 but with some long, strong hairs. Wings more or less brownish tinged, 

 especially along the veins; costal segment 3 and 5 equal; subcostal 

 vein with more or fewer bristles (very rarely bare); no or a short 

 costal spine. Squamulæ whitish. Halteres yellow. 



Female. Frons not quite as broad as the eye. Sixth abdominal 

 segment with the margin red and with a vertical triangular opening, 

 narrowing downwards and bending in on venter, with strong marginal 

 bristles; its upper margin is quite straight. 



Length 6 — 10 mm. 



S.haemorrhoa is common in Denmark; Copenhagen, Ordrup 

 Mose, Charlottenlund, Ermelund, Grib Skov, Tisvilde, Jyderup; 

 on Langeland at Lohals; on Lolland at Nysted; on Funen at Veflinge 

 and in Jutland at Horsens and Skanderborg; the dates are 

 Vs — ^Vt- i have taken it in copula on ^"/g. It is recorded as bred 

 from Helix. 



