218 Mr. J. O. Westwood's Descriptions 



lum, black. Abdomen very compressed, short, suddenly thickened 

 at the tip, black at the base, and annulated with black and red 

 beyond the middle. Oviduct very short, about one third of the 

 length of the abdomen, with the lateral fillets black. Legs ful- 

 vous, with the coxae and trochanters of the middle and hind pairs 

 black, middle of the hind thighs and tibiae brown; antennas brown. 

 Wings transparent, with brown veins. 



Long. 10, exp. alar. 10 mill. 



Habitat France. Dauphiny, [Germany, Italy]. 



Fcenus Hollandice, Guer.-Men. op. cit. p. 407. 



Black; underside of the head and thorax sericeous. Abdomen 

 very long, gradually widened to the tip, compressed, especially at 

 the base, with the ovipositor short, not half the length of the ab- 

 domen; lateral filaments black, with the tips white. Four fore 

 legs fulvous, with the middle of the tibiae and two last joints of 

 the tarsi blackish. Hind legs entirely black, with the tarsi 

 yellow, except the base of the first and tip of the last joints, which 

 are black. Wings transparent, veins black. 



Long. 16, exp. alar. 17| mill. 



Habitat New Holland. 



Fcenus jlavitar sis, Guer.-Men. op. cit. p. 407. 



Like the last, but larger, with the oviduct nearly half as long 

 again as the whole body ; lateral filaments terminated with white. 

 Legs black, with the front of the fore and middle tibiae and their 

 tarsi yellow, the latter black at the tip. Posterior tarsi yellow, 

 with the base of the first joint and the last joint black. 



Long. 22, exp. alar. 20, long, ovipos. 30 mill. 



Habitat Swan River, New Holland. 



Fcenus thoracicus, Guer.-Men. op. cit. p. 437. 



Black, with a long streak of fulvous yellow on each side of the 

 thorax, not extending to the fore margin. Legs black, with the 

 underside of the thighs, and the base and tips of the tibiae and of 

 the tarsi fulvous, sides of the thorax beneath the wings with large 

 fulvous spots. Head and thorax finely rugose. Abdomen black, 

 spotted with fulvous beneath. 



Long. 17, exp. alar. 16 mill, (male.) 



Habitat New Holland. 



