BRITISH TEPHRITITES. 63 



sometimes yellow, 4th segment with a black spot on each side of 

 its hind border ; telum of the female with a black spot on each 

 side of the base, brown at the tip ; legs pale yellow, almost white 

 beneath ; coxae with flesh-coloured spots ; middle and hind 

 thighs partly, and fore thighs altogether flesh-coloured, clothed 

 with white hairs ; wings with a yellow spot between the upper 

 border and the end of the 1st long nervure ; poisers sometimes 

 almost white. (Length of body 2 — 2| lines ; of wings 3| lines.) 

 June and September ; Isle of Wight. 



Sp. 2. Ter. Alciphron. Male and Fern. Like Serratulae but 

 much darker, wings limpid, spotted beneath the upper 

 border. (Fig. 4.) 



Tephritis Alciphron . Newman Ent. Mag. I. 505. 



Like Serratulce in size and shape : head yellow beneath ; disk of the 

 thorax almost black, with three angular tawny spots behind ; 

 sides pale yellow ; scutellum dark tawny, the sides and tip paler ; 

 metathorax brown ; spots on the abdomen hardly seen ; telum of 

 female with a black stripe on each side above and beneath, 1st 

 segment altogether black ; legs tawny ; tarsi darker : wings of 

 the male with two large brown spots beneath the costa, one in the 

 middle, the other much larger and reaching to the tip ; wings of 

 the female with two small black spots, one at the end of the 2d, 

 the other of the third nervure, and a yellow spot between the 

 costa and the end of the 1st nervure ; costa yellow, black towards 

 the tip of the wing ; cross nervures of male with brown borders. 

 (Length of body 2 — 2f lines ; of wings 3f — 4 lines.) 

 June ; Isle of Wight. 



Note. — Trypetce Wenigeri and Colon of Meigen are nearly allied to 

 serratulce and Alciphron. 



Sp. 3. Ter. florescentiae. Male and Fern. Much smaller 

 than serratulae, colour livelier, wings limpid, varied with 

 white, and with four large black spots. (Fig. 5.) 



Musca florescentiae . Lin. Faun. Suec. 1880. 



Musca rufi-cauda . . Fabr. Ent. Syst. IV. 353. 169. 



Dacus rufi-caudus . . Fabr. Syst. Antl. 276. 17. 



Tephritis florescentiae . Fallen, Dipt. Suec Ortal. 7.9. 



Trypeta florescentiae . Meiq. Europ. Zweijlug. Ins. V. 321 . 16. 

 PI. XLVIII. fig. 25. 



Head beneath and mouth yellow ; thorax yellow beneath, with a 

 black (male) or brown (female) stripe on each side ; disk black, 



