ADDITIONS. 



On page 272 for table 468 substitute the following : — 



468. Lasiops, Mg. 

 Kowarz's table of European males. 



1 (10). Abdomen slender with parallel sides. 



2 (5). Almost the whole of the hinder side of the hind tibiae 



combed with a numerous row of regular bristles. 



3 (4). Dorsum and scutellum entirely, or at least on the 



front, covered with grey dusting. 



(2078. roederi, Kow.) 



4 (3). Dorsum and scutellum entirely shining silky black. 



2079. Lasiops ctenocnema, Kow. 

 Bishop Auckland, 8 $ and 1 $, May, 1897- 1902. 



5 (2). Only the basal half of the hinder side of the hind 



tibiae with three or four erect bristles. 



6 (7). Squamae with black fringes. 



2080. Lasiops meadei, Kow. 

 Bishop Auckland, 8 $, 5 ?, March, 1902-06. 



7 (6). Squamae with yellow or brownish yellow fringes. 



8 (9). Abdomen with distinct rather broad black bands on 



the fore margins of the segments. 



(parviceps, Kow.) 



9 (8). Abdomen without these bands, or with very narrow 



and indistinct ones. (adelpha, Kow.) 



10 (1). Abdomen flat and oval. 



11 (12). Thorax thickly dusted with grey, (anthomyina, Rd.) 



12 (11). Thorax black without light grey dusting. 



{eriophthalma, Ztt.) 



34J20 delete the line and insert 



Drosophildxe (L). 



131a (131) (132). Arista long haired above, short haired 



beneath. 



Balioptera, Lw. (see Geomyza, 590) 



306/3 for {oceana, Mcq.) insert 



(oceana, Mcq. ='2240. Ceratinostoma ostiorum, Hal.) 



