228 



thorax; the first (large oblate sphseroidal) joint and the base of the 

 second dingy yellowish. Vagina dingy yellowish. Ungues unequal, 

 the longer nearly as long as the claw-joint. 



I^ound at Holywood. Not very rare in open groves. (I.) 

 Obs. C. gracilis, Winn., has no relation to this species. 



54. candidates, Winn.! Linn. Ent. vi. 57. 53. pi. 7. f. 53 (1852). 

 Fcem. ater, obscurus, palpis antennisque nigris, his nigro-hirtis, alls ni- 

 veis, venis pallide fuscescentibus, halteribus niveis, pedibus nigro-fuscis, 

 tarsorum articulis primo et secundo albis. Long. 1 ; alar. 2 lin. 



Fern. Deep black, not shining. Palpi black. Antenna black, with 

 black verticillate hairs, which are glistening-white on the apical joints ; 

 joints from the first to the eighth cylindrical ; from the ninth to the 

 thirteenth elongated, oval. Wings and halteres snowy-white ; veins 

 pale brownish. Legs blackish-brown; first and second joints of the 

 tarsi white. 



(E.P) 



55. flavipes, Meig. Zw. i. 82. 35 (1818); Staeg.; Winn. ! Linn. 

 Ent. vi. pi. 7. f. 54. hortulanus, Meig.; Zett. ; Rs. Fcem. niger, ni- 

 tidus, capite postico, facie, palpis, antennisque nigro-fuscis, alis limpidis, 

 veuis a pud costain pallide fuscis, halteribus albidis, capitulis nigris, pedi- 

 bus fulvis nigro-variis. Long, li-lf ; alar. 3 lin. 



Fern. Black, shining. Hind head, face, palpi, and antennae blackish- 

 brown. First joint of the antennas cylindrical, contracted before and 

 beyond the middle; the following seven joints more oval, contracted 

 only in the middle ; the five last cylindrical, much elongated, somewhat 

 widened at the base of each. Wings limpid; veins pale brown towards 

 the costa. Halteres whitish, icith black knobs. Fore legs tawny ; femora 

 with eight spines ; knees, tips of the tibiae, and tarsi, black ; first tarsal 

 joint tawny, with a black tip; second more or less tawny towards the base. 

 Middle legs tawny; tarsi, apical third part of the femora, and tips of the 

 tibiae, black ; first tarsal joint tawny, with a black tip. Hind legs black ; 

 femora tawny for two-thirds of the length from the base. Ungues short. 



Generally distributed. (E. S. I.) 



56. spinipes, Meig. Zw. i. 81. 33 (1818); Winn. ! Linn. Ent. vi. 

 pi. 7. f. 55. Mas, niger, riitidus, capite nigro-fusco, alis limpidis, venis 

 apud costarn fuscis, halteribus albis, abdomine fusco apud apicem nigro, 

 pedibus fulvis, genubus, tibiis apice tarsisque nigris, tarsorum articulis 

 quarto et quinto fuscis, femoribus posticis apices versus nigris. Long. 1 ; 

 alar. 2 lin. 



Male. Head blackish-broivn. Antennas and their plumes rather paler ; 

 the long apical joints with white-glistening verticillate hairs. Thorax 

 black, shining. Wings limpid ; veins towards the costa brown. Hal- 

 teres white. Abdomen brown, black towards the tip ; forceps very small, 

 with pointed blades. Legs tawny ; knees, tarsi, and tips of the tibiae, 

 black ; fourth and fifth tarsal joints brown ; apical third part of the 

 hind femora black ; fore femora armed with seven spines ; middle fe- 



