Grimshaw: Nottinghamshire Diptera. 99 
Hyetodesia incana Wdm. South Leverton, one ¢, June 1896 
(Thornley). 
Hyetodesia lucorum Flin. South Leverton, two ¢s, 1894; 
three gs, 1896; one ¢, 8th April 1897 (Thornley). 
Hyetodesia serva Mg. South Leverton, three 9s, May 1897. 
This species was quite common last year, 1897 (Thornley). 
Hyetodesia marmorata Ztt. South Leverton, one 2, 1894; 
one 2, 1896 (Thornley). 
Hyetodesia umbratica Mg.. South Leverton, one g, May 
1897 (Thornley). 
Hyetodesia variabilis F\n. Treswell datas one g, 30th July 
1897 (Thornley). 
Hyetodesia Ix#ta Fin. South Leverton, one 3 (very small 
specimen), May 1897 (Thornley). 
Hyetodesia erratica F\n. South Leverton, one ?, 1894; three 
2s, 1896 (Thornley). ; 
Hyetodesia lasiophthalma Mcq. South Leverton, two ¢s, 
June 1897 (Thornley). 
Hyetodesia scutellaris Fin. South Leverton, two ?s, June 
1896 ; one 2, June 1897 (Thornley). 
Mydzxa urbana Mg. South Leverton, one ?, 1894; two ds 
and one 2, September 1896 (Thornley). 
Mydza impuncta Fin. South Leverton, one ?, 1894; four 
3s and one ?, 1896; three 9s, September 1896 (Thornley). 
Mydza separata Mg. South Leverton, four ? s, 3rd September 
1897 (Thornley). 
Spilogaster communis Dsv. South Leverton, one 2, 1894 
(Thornley) 
Hydrotxza dentipes Fab. South Leverton, one ¢, 1894; four 
2s, September 1896 (Thornley). 
Hydrotza irritans Fln. South Leverton, four ¢s, June 1896 
(Thornley) ; : 
Hydrotwa armipes Flin. South Leverton, one ¢, 1894 
(Thornley). 
Ophyra leucostoma Wdm. South Leverton, two ¢s, August 
1897 (Thornley). 
Drymeia hamata Flin. South Leverton, one ¢ and one 9, 
August 1897 (Thornley). 
Hydrophoria conica Wdm. ° Treswell Wood, one ¢ and one ?, 
t4th July 1897; two 2s, 21st July 1897. cate 
April 1898. 
