Aphiochaeta. 301 



occur which I do not dåre to determine with certainty. — I have com- 

 pared my specimens with types kindly sent me from Pater Schmitz. 



A. hirticrus is rather common in Denmark; Ermelund, Dyre- 

 haven, Holte, Geel Skov, Hillerød, Bogø south of Sealand, Lohals on 

 Langeland, and in Jutland at Hejls south of Kolding, Ry, Egense 

 Skov at the east end of Limfjorden and Frederikshavn (Th, Mor- 

 tensen, H. J. Hansen, the author); the dates are ^Vs — '/lo. I have 

 generally taken it in woods in low herbage in humid localities and 

 also on the leaves of bushes, especially on young Acer. It was for the 

 lirst time taken in 1881. 



Geographical distribution: — Denmark, Holland and Germany. 



57. A. indifferens Lundbk. 



1920. Lundbk. Vidensk. Meddel, fra Dansk natmh. Foren. 71 , 14, 16. — 

 A. longiciliata Lundbk. (nec Strobl, Wien, Ent. Zeitg. 1899) 1. c. 11, 12. — 

 A. perciliata Lundbk. 1. c. 132. 



Male. Frons somewhat broader than high, greyish black, dull; 

 inner bristle of lower row somewhat below the outer and nearer to 

 it than to the upper supraantennal ; supraantennal bristles unequal, 

 the lower about half as strong as the upper; the upper supraantennals 



Fig. 95. Wing of A. indifferens ^. 



more approximate than the inner bristles of middle row, the lower 

 direct beneath the upper, not more approximate. Antennæ of ordinary 

 size, black or blackish, arista distinctly pubescent. Palpi yellow or 

 a little dusky, well developed, with ordinary bristles. Thorax black 

 or greyish black, nearly dull, with brown pubescence. Mesopleura 

 with uniform bristles. Abdomen somewhat robust, black, slightly 

 greyish, dull; it has short hairs on the hind parts of the segments, 

 more distinct at the hind margins and at the sides, especially at the 

 hind corners of second segment; at the hind margin of sixth segment 

 they are a little longer. Hypopygium not small, greyish, produced 

 downwards and thus higher than long; it has only quite small, in- 



