RHAPIllUM. 199 



fronte cano-micante, jyedilms fcrrugbieis, femorUms supra fusco-lineatis, 

 posticis unispinosis, coxis pallido-pubescentibiis, cnitennis tliorace longiori- 

 bus, arista brevissima, appendicibiis externis hjpopyrjio longioribus basi 

 lobatis, Mas. Long. 1^ ; alar. 8 lin. 



Metallic blacMsh-greeu ; front rjtossed with white. Face silvery-wliite. 

 Antennce longer than the thorax, the third joint strap-shaped, a little 

 attenuated at the tip, the arista little longer than that johit is broad. 

 Wings brownish-hyaline. Inner appendages spathulatecl, nearly naked ; 

 outer ones twice as long, linear, but at the base above abruptly dilated 

 into an obtuse lobe. Legs dingy ferruginous ; the posterior coxce and 

 the base of the fore pair grey, the bristles outside as well as the 

 pubescence pale ; the iqyper edge of the femora, and the tarsi except at 

 the base, blackish-brown ; the fore metatarsus very slightly dilated at 

 the tip ; the hind femora with a spine in front near the tip. 



Very rare. In Mr. Haliday's collection. (I.) 



9. brevicome, Ct. b. e. 568. 3 (1835). — dissectum, Lw. Obscure 

 cPMeum, fronte cano-micante, pedibus ferrugineis, coxis pallido-pubescenti- 

 bus, tibiis anticis intus et femoribus posticis apice unispinosis ; Mas. 

 antcnnis thorace paulo brcvioribus, arista brevi, femoribus supra tibiis 

 tarsiscjue posticis nigricantibus, appendicibus hypopygii externis brevibus 

 bis geminis. Long. 1-lf ; alar. 2^-3^ lin. 



Bark brassy ; front glossed with white. Face silvery-white in male, 

 dull whitish in female. Antennfc of the male scarcely as long as the 

 thorax, third joint elongate conic, half as long again as the arista. 

 Wings brownish-hyaline. Outer appendages short, each divided into 

 two oblong obovate lobes, of which the inner is the smaller ; inner 

 appendages very short, scarcely apparent, naked, subulate, curved, 

 nearly meeting at the points. Legs dark ferruginous ; posterior coxae 

 and the l)ase of the fore pair blackish-grey, with the pubescence and 

 bristles pale ; anterior femora with a dusky stripe towards the base, the 

 hind pair with a small spine in front near the tip, and in the male 

 blackish on the upper edge ; the tarsi blackish, as also the hind tibite 

 of the male ; the anterior metatarsi ferruginous ; the fore tibia, besides 

 the usual three small spines outside, has one inside (about the middle, 

 and rather towards the back), which in the male is stronger, and fol- 

 lowed by a row of finer hairs. 



Eather rare. (E. I.) 



10. nemorum, Mg. zw. vi. 359. 10 (3 830); Lw. — yiigripes, Mq. 

 — laticorne. Fin. var. ; Ztt. Obscure (cneum, o^ncwm, femoribus posticis 

 unispinosis, tibiis anticis bipectinatis ; Mas. antcnnis thorace parum 

 brcvioribus, arista brevi, pedibus nigiis, tibiis anterioribus tlavidis, 

 coxis intermcdiis calcaratis, tarsi antici articulis duobus priinis subaqui- 

 longis, hypopygii appendicibus externis elongatis apice attenuatis, hypo- 

 stomate argenteo ; Fosin. femoribus tibiistjue flavidis. Long. If ; alar. 

 34- liu. 



