LIST OF DIPTERA. 845 



Dexia volvulus, Meig. Dipt. v. 35, 2, pi. 43, /. 19. Zett. Dipt. 

 Scand. iii. 1271, 8. Musca volvulus, Fabr. Ent. Syst. iv. 328, 

 67. Zett. Ins. Lapp. 653, 3. Ocyptera volvulus, Fabr. Syst. 

 Antl. 314, 7. Musca cylindrica, Fall. Act. Holm. 1816, 242, 

 160. Muse. 43, 13. Phyllomya volvulus, Desv. Essai Myod. 

 213, 1. Sericocera volvulus, Macq. Hist. Nat. Dipt. ii. 166, 

 3. Melania volvulus, Meig. Dipt. vii. 275, 1, pi. 73, /. 23. 



Dexia nigripes, Meig. Dipt. v. 38, 8. Musca nigripes, Fabr. Ent. 

 Syst. iv. 319, 30. Syst. Antl. 293, 47. Panz. Faun. Germ. 

 104. 18. M. leucozona, Panz. Faun. Germ. 104, 19. M. la- 

 teralis, Fall. Muse. 42, 11. M. nigrina, Fall. Muse. 42, 12. 

 D. leucozona, Meig. Dipt v. 37, 7. Zett. Dipt. Scand. iii. 1266, 

 4. Thelaira abdominalis, Desv. Essai Myod. 215, 1. Seri- 

 cocera leucozona, Macq. Hist. Nat. Dipt. ii. 167, 5. S. nigri- 

 pes, Macq. Hist. Nat. Dipt. ii. 167, 6. 



a. England. From Mr. Children's collection. 



Dexia compressa, Meig. Dipt. v. 41, 13. Zett. Dipt. Scand. iii. 



1277, 14. Musca compressa, Fabr. Mant. Ins. ii. 346, 44. Ent. 



Syst. iv. 327, 64. Gmel. Ed. Syst. Nat. v. 2847, 210. M. 



rutillus, Harr. Ex. 86, pi. 24, f. 20. M. lateralis, Panz. Faun. 



Germ. 8, 2. M. rufiventris, Fall. Act. Holm. 18, 16. Muse. 



41, 8. Zett. Ins. Lapp. 652. Ocyptera lurida, Fabr. Syst. 



Antl. 314, 5. O. compressa, Oliv. Encycl. Meth. Fabr. Syst. 



Antl. 314, 5. Volucella lurida, Schrank, Faun. Boic. iii. 2483. 



Mintho compressa, Meig. Dipt. vii. 253, 1. Desv. Essai Myod. 



216, 1. Sericocera compressa, Macq. Hist. Nat. Dipt. ii. 169, 



10. Wiedernannia compressa, Loew, Ent. Zeit. Stettin, 1847, 



viii. 251. 

 a. England. 

 &.— ? 



Dexia Thala, n. s., fern. Nigra, ihorace cano trivittato, lateribus 

 anticis fulvis, abdomine ferrugineo albo micante nigro vittato, 

 antennis nigris, basi femoribusque fulvis, tibiis piceis, tarsis ni- 

 gris, alis sublimpidis, basi venarumque marginibus subfulvis. 

 Allied to Tachina. Body black, clothed with black hairs and 

 bristles : head adorned with white lustre ; a pitchy stripe fringed 

 with bristles between the evelets and the feelers ; face and adjoin- 

 ing part of the head ferruginous ; sides of the face fringed with 

 bristles at the base ; epistoma not prominent : eyes pitchy ; fore 



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