INDEX. 



Ague in Great Britain, disappearance of, not dependent on extinction of mos- 

 quitoes, but probably due to several causes, 21. 



Anopheles, a genus of Culicidiu : .1. bifurcatus (plate 3), distribution of, ]y ; 

 A. mancUfennis, the Spotted CJnat (plate 4), widely distributed and blood- 

 sucking in Great Britain, 20; A. iiigripcs {^^\^Xft 2), distribution of, 18; 

 sometimes found indoors, 1 9 ; distribution of ague dependent mainly on 

 jmme?-ical distribution of Anopheles, 22. 



Atylotus, a genus of Tabanida; : A.fulvus (plate 18), among the rarer of 

 British Horse-flies, description of, 44 ; specimens in Museum only from 

 Hampshire and Kenmare, 44 ; continental distribution, 44 ; A. rustinis, 

 .even rarer than A. fulviis, distinguished by greyer tint of short hair 

 covering body, 45 ; only one modern British example in Museum from 

 N.E. Essex, 45. 



BLOOD-stJCKiNG flies among British Diptera, some 74 species found in only 

 six families, 1 2. 



Breeze-flies, popular name sometimes applied to Tabanidie, 31. 



Brimps, popular name in Kent for species of Hrematopota, 31. 



Ceratopogon, a genus of ChironomidK : divisions lately introduced by 

 Kieffer, 14 (note). 



Chironomid.e (Midges): British blood-sucking forms belong to genus 

 Ceratopogon ; about 50 indigenous species, only a few of these known to 

 suck blood, annoyance caused by and description of, 13; C. pidicaris 

 (plate I, fig. 2), prevalent in certain localities in England in 1904, figure 

 of in resting position, 15 ; distinguished from C. variiis, 16; C. varius 

 (plate I, fig. i), minuteness and range of, 14. 



