LIST OF DIPTERA. 685 



13. Zett. St. Lapp. 1821,2,39. Ins. Lapp. 622,1. Kellner, 

 Ent. Zeit. Stettin, 1847, viii. 366. Cephenemyia Trompe, 

 Macq. Hist. Nat. Dipt. ii. 50, 1, pi. 13, /. 20. 



a. France. 



b. ? From Mr. Children's collection. 



(Estrus phobifer, B. Clark, Essay, Bots. pi. 2, /. 30. Wied. 



Auss. Zweif.ii. 255, 1. 

 a. ? 



(Estrus Clarkii, Shuckard, Linn. Trans, xix. 93. 

 a. Cape. Presented by W. E. Shuckard, Esq. 



(Estrus supplens,n. s., mas et fern. Piceus, capite ad oculosfulvo, 

 pilisjlavis vestito, vertice pilis fulvis vestito, tkorace abdominis- 

 que apice pilis fulvis hirtis, tkorace postico abdominisque basi 

 pilis fiavo-albis hirtis, abdomine pilis nigris fasciato, antennis 

 ferrugineis, pedibus piceis, tibiis ferrugineis, tarsis fulvis, alis 

 subfuscis. 



Body pitchy : head tawny about the eyes, thickly clothed with 

 pale yellow hairs, and on the crown with dark tawny hairs : eyes 

 pitchy : feelers ferruginous ; bristle pitchy, pale tawny at the base : 

 chest clothed with tawny hairs ; its hind part and the breast clothed 

 with yellowish white hairs : abdomen adorned with three broad 

 hairy bands ; the first band at the base composed of yellowish white 

 hairs, the second of black hairs, the third of bright tawny hairs : 

 legs pitchy, clothed with black hairs ; hips and thighs towards the 

 base clothed with yellowish white hairs ; knees and feet tawny ; feet 

 towards the tips and shanks ferruginous ; claws ferruginous, with 

 black tips : wings slightly tinged with brown ; wing-ribs and veins 

 pitchy; poisers tawny. Length of the body 5 J — 6 lines; of the 

 wings 10 — 11 lines. 



a. Nova Scotia. From Lieut. Redman's collection. 



b. ? 



Gastrus, Meigen. 



Gastrus Equi, Meig. Dipt. iv. 175, 1, pi. 38, /. 21, 22. Gastero- 

 philus Equi, Leach, Eprobosc. Ins, 2. Zett. Ins. Lapp. 623, 1. 

 (Estrus Bo vis, Linn, Syst. Nat. ii. 969. Faun. Suec. 1730. 

 Fabr. Sp. Ins. ii. 398, 2. Herbst, Germ. Nat. viii. 94, pi. 64,/. 

 1. Geoff. Ins. ii. 456, 3. Schrank, Ins. Austr. 842. Berk. 

 Syn. i. 160. Sam. Ent. Comp. 70, pi. 9,/. 1. Dalhb. Scand. 

 Ins. Lund. 1837. 0. vituli, Fabr. Ent. Syst. iv. 231, 4, 



