a peg Se Ret —, 
INSECTA. 333 
Sp. Astomella curviventris Dur., Astom. marginata LaTR., Lion Durour, 
Ann. des Sc. nat. XXX. 1833, pp. 210. 211, Pl. 17 A, fig. 1, antenna. 
Habitat Spain. 
b) Proboscis elongate. 
*) With antenne biarticulate ; long terminal seta. 
Cyrtus LATR., Metc., Acrocera Muiac., Latr., Pstlodera Grirr., 
Thyllis Ericus., Philopota WieEpDEM. 
Sp. Cyrtus gibbus Mutc., Cyrtus acephalus Latr., DumER. Consid. gén. s. 1. 
Ins., Pl..48, fig. 7, VILLERS Entom. Linn., Tab. xX. fig. 21. 
**) With antenne triarticulate, longer than the head, no style. 
Panops Lam., Latr., Lasia WIEDEM. 
Sp. Panops Baudini Lamarck, Ann. du Mus. ut. 1804, pp. 263—265, 
Pl. xxii. fig. 3, habit. in New Holland ; Panops ocelliger W1EDEM., GUERIN 
Iconogr., Ins. Pl. 94, fig. 9. 
Comp. on these genera of Diptera Ertcuson Entomographia, 1840, 
pp- 135, &e. 
Bombylius Li. Antenne: porrect, approximate. Proboscis por- 
rect, slender, mostly elongate. Palps uniarticulate. Squama of 
poisers small, not covering the poisers. Trunk gibbous. Feet 
slender, elongate. 
a) Abdomen elongate, narrow. 
Phihiria Meic., Wiepemann (Phthiria and Megapalpus Mace.), 
Geron HOFFMANNSEGG, Systropus WIEDEM., Anvictus W1IEDEM., A pa- 
tomyza WirepEM., Thlipsomyza Wirpem., Cyllenia Latr., MEIc., 
Toxophora WiEDEM., Xestomyza WIEDEM. 
Comp. Systropi generis Dipterorum Monographia, auctore J.O. Wxst- 
woop, GuéRIN Magas. de Zool. 1842; Systr. ewmenoides WeEstw., 1. 1. 
Pl. go. 
Toxophora Carcelii GuiRIN, Magas. de Zool. 1. 1831, Ins. Pl. 16. 
b) Abdomen short. Body hirsute. 
Ploas Latr., Mric. Proboscis of the length of the head. First 
joint of antennz longer than the rest, very thick. 
Usia Latr., Meric., Bombylius Mric., Larr. Proboscis longer 
than the head (sometimes of the length of the body). Third joint 
of antennze longer than the rest. 
Comp. J. C. Mixan Monogrophia Bombyliorum Bohemic, iconid. tllustr. 
Prage, 1796, 8vo. 
