PLATE XXIV. 



FAMILY III. CEC [1)OMYZID,E. 



GENUS 1. Cecidomyia (p. 73). Fig. 1. Cecidomyia (Epidosis) 

 lonyipes, male, Loew ; Winnertz; Linn. Ent. viii. 314 (Tullamore 

 Park, Ireland, A. H. H.~). 1 a, antenna of C. (Diplosis) Pini 

 (Winnertz); 1 b, wing of C. (Asynapta) pectoralis (Winnertz) ; 



1 c, wing of C. rosaria (Winnertz) ; 1 d, antenna of C. (Asphoti- 

 clylia) Sarothamni (Winnertz). 



(And see Plate XXIX. Fig. 8, and details.) 



GENUS 2. Lasioptera (p. 132). Fig. 2. Lasioptera stygia (from 

 specimen communicated by Mr. Walker,) with the basal joint of 

 all the tarsi very minute. (Query, a species of Cecidomyia f) 



2 a, antenna of ditto ; 2 b, antenna of L. pulchra, Meig. 7. 267 ; 

 (Diomyza pulchra, Stephens, Illustr. Br. Ent. pi. 42. fig. 4) ; 2 c, 

 wing of L. Rubi (Winnertz). 



(And see Plate XXX. Fig. 2.) 



FAMILY IV. BIBIONID^E. 



GENUS 1. Bibio (p. 134). Fig. Ba, head of Bibio Marci, female; 



3 b, antenna of ditto ; 3 c, wing of ditto ; 3 d, fore leg of ditto. 



(And see Plate XXIX. Fig. 5.) 



GENUS 2. Dilophus (p. 139). Fig. 4. Dilophus spinatus, female. 



4 a, head of male ; 4 b, palpus of ditto ; 4 c, antenna of ditto ; 

 4 d, anterior tibia and tarsus ; 4 e, ungues and pulvilli of ditto. 



GKNUS 3. Scatopse (p. 140). Fig. 5. Scntopse bifilata, male (not 

 female, as described in p. 142). 5 a, antenna of ditto; 5 b, ex- 

 tremity of abdomen of ditto ; 5 c, wing of S. albitarsis. 



GENUS 4. Aspistes (p. 144). Fig. 6. Aspistes berolinensis (= A. 

 pullus, ante, p. 145). 6 a, antenna. 



FAMILY V. SIMULID^. 



GENUS 1. Simulium (p. 146). Fig. 7. Simulium varieyatum. la, 

 front of head of S. replant, male ; 7 b, ditto of female (Curtis) ; 

 7 c, antenna of ditto (Curtis) ; 7 d, fore leg of ditto ; 7 e, ungues, 

 hooked and toothed within. 



J. O. \V. 



