214 MUSCID.E. 



Genus VI. CALOBATA. 



CALOBATA, F. S. A. (1805); Fal.; Meig.; Mcq. ; Zett. Jtea p., 

 F. E. S. ; Gmel. ; Schell. ; Schr. Ceyx, Dumr. Calobata et JVg- 

 n*, Desv. 



Corpus longum, gracillimum, vix setosum. Caput oblongum. Frons 



subproducta. Facies valde obliqua. Oculi magni. Proboscis crassa, 



exserta. Palpi breves. Antennae brevissimse ; articulus tertius sub- 



rotundus, secundo paullo longior ; sextus pubescens. Thorax longi- 



subellipticus. Alae angustas. Abdomen thorace multo longius, apice 



attenuatum. Pedes longi, graciles, nudi. Foem. Omductus latus. 



Body long, very slender, with very few bristles. Head oblong. Front 



rather produced. Face very oblique. Epistoma and peristoma not 



prominent. Eyes large. Proboscis thick, exserted. Palpi short. An- 



tennae very short, not near reaching the epistoma ; third joint nearly 



round, a little longer than the second; sixth setaceous, stout, pubes- 



cent. Thorax long-subelliptical ; transverse suture distinct. Things 



narrow ; costal vein ending at very little beyond the tip of the wing ; 



subcostal ending at very little beyond one-third of the length ; medias- 



tinal ending at very little beyond half the length ; radial ending beyond 



five-sixths of the length ; cubital diverging from the prsebrachial between 



the transverse veins, curved towards it near the tip ; discal transverse 



nearly straight and upright, parted by full thrice its length from the 



praebrachial transverse, and by full half its length from the border. 



Abdomen linear^ much longer than the thorax, attenuated towards the 



tip. Legs long, slender, bare. Fern. Oviduct broad. 



Note. The separation of the subcostal and mediastinal veins 

 is much less apparent in C. cibaria than in C. petronella, and is 

 still more indistinct in C. epkippium. 



a. Thorax with two black stripes. Species 1. 



a a. Thorax with ferruginous shoulders. Species 2. 



a a a. Thorax red. Species 3. 



1. cibaria, L. Fn. 1859 (1761); Schr.; Gmel.; Meig.; Mcq.; 

 Zett. cothurnata, Fal. Solidaginis, Desv. soror, Desv. Cinereo-to- 

 mentosa, capite subtus albo, antennarum articulo tertio luteo, thorace 

 nigro-bimttato, alia limpidis, abdominis apice pedibusque testaceis, femo- 

 ribus posterioribus apice fuscis. Long. 3 ; alar. 6 lin. 



Black, with cinereous tomentum. Head white beneath and about 

 the eyes. Antenna black ; third joint luteous. Thorax with two black- 

 ish stripes. Things quite limpid. Halteres whitish. Abdomen tes- 

 taceous at the tip. Legs testaceous ; tips of posterior femora brown. 

 Male. Frontalia red. Fern. Frontalia luteous. 



Generally distributed. (E. S. I.) 



2. petronella, L. Fn. 1856 (1761); F.; Schell. ; Schr.; Gmel.; 



