410 Phoridae. 



of ordinary size and armature. Thorax black, very slightly shining, 

 with dark brownish pubescence. Mesopleura bare. Abdomen black, 

 distinctly greyish, dull ; the very short hairs distinetly visible, almost 

 not longer at the hind margins of the segments, except on sixth seg- 

 ment where they are slightly longer. Hypopygium small, greyish, 

 only with short hairs; anal tube somewhat small, brownish or dusky 

 yellow^, with a yellow apex. Legs blackish or blackish brown; hind 

 femora with sparse, longish hairs below on the basal half; hind tibiæ 

 with distinct, but fme bristles. Wings almost clear or very slightly 

 yellowish, veins brown to blackish brown; costa about 0,36 of the 

 w4ng-length, costal divisions about as 11 — 3^/2 — 3 and thus nearly 

 4 — 1 — 1; costal cilia long, but not specially long; fourth vein evenly 

 curved, especially at both ends. Halteres yellow. 



Female. Unknown. 



Length 1,4 — 1,7 mm. 



A. cinerella has only been taken in Copenhagen and in Holte 

 (Th. Mortensen, the author), but does not seem to be rare; the dates 

 are ^Vs — ^Vs in 1917 to 1921. I have sometimes taken it on windows. 

 All specimens are males and I have seen no female which could be 

 thought to belong here. 



Geographical distribution: — Hitherto only known from Den- 

 mark. 



147. A. halterata Wood. 



1910. Wood, Ent. Month. Mag. 2, XXI, 196, 202 {Phora). — 1914. Brues, 

 Bull. Wisc. Nat. Hist. Soc. XII, 120. — 1919. Schmitz, Entom. Ber. Nederl. 

 Ent. Ver. V, 142. 



Male. Frons broader than high, greyish black, dull ; inner bristle 

 of lower row a little below the outer and slightly nearer to it than to 

 the upper supraantennal; supraantennal bristles unequal, the lower 

 scarcely half as large as the upper; the upper supraantennals approxi- 

 mate, nearer together than the inner bristles of middle row, the 

 lower slightly more approximate. Antennæ a little large, blackish or 

 brown, sometimes reddish; arista short-pubescent. Palpi yellow of 

 ordinary size and armature. Thorax black, sometimes paler to brownish 

 red; it is somewhat shining, with brownish pubescence. Mesopleura 

 bare. Abdomen black, dull, the short hairs slightly longer at the hind 

 margins of the segments; venter somewhat pale, lighter or darker 

 brownish, the apical part densely clothed with conspicuous hairs or 

 bristles. Hypopygium of medium size, greyish black, on each side 



