CERATOPOGON. 217 



short yellow hairs. Scutellnm fringed with a few black bristles. Wings 

 hyaline ; veins pale, brown towards the costa. Halteres brownish, with 

 milk-white knobs. Abdomen clothed with grey hairs, which are long to- 

 wards its tip. Legs ferruginous. Male. Antennae and their plumes 

 blackish-brown, the latter glistening-white towards their tips. Wings 

 bare. Fern. Antennae brown, the eight basal contracted cylindrical 

 joints with grey hairs, the five long elliptical joints with whitish hairs. 

 Wings somewhat hairy towards the tips. 

 Not rare. (E.) 



24. bruxmipes, Meig. Zw. i. 71. 7 (1818); Staeg.; Zett.; Winn.! 

 Linn. Ent. vi. pi. 5. f. 24. Mas et Foem. nigro-fuscus, thorace subnitido 

 pilis flavescentibus, scutello setis nonnullis nigris, alis subcinereis, venis 

 apud costam nigro-fuscis, halteribus lacteis, abdomine nigro-fusco obscuro 

 cano-piloso, pedibus ferrugineis ; Mas, antennarum pluma nigra apice 

 vix albo-micante, alis nudis ; Foem. pallidior, autennis fuscis nigro-hirtis, 

 alis apices versus pubescentibus. Long, | 1 ; alar. 2 lin. 



Male and Fern. Blackish-brown. Thorax slightly shining, clothed with 

 yellowish hairs, which appear brown in some aspects. Scutellum with 

 some black bristles. Wings greyish ; veins towards the costa blackish- 

 brown, the rest paler. Halteres milk-white. Abdomen blackish-bmon, 

 dull, clothed with hoary hairs. Legs ferruginous. Male. Plumes of the 

 antennae black, slightly glistening-white at the tips. Wings bare. Jem. 

 Paler than the male. Antennas brown, with black hairs ; joints from 

 the first to the eighth nearly oval, the five following elongate-elliptical, 

 their hairs glistening-hoary. Wings pubescent towards the tips. 



Not rare. (E.) 



25. pavidus, Winn. ! Linn. Ent. vi. 33. 25. pi. 5. f. 25 (1852). 

 Mas et Foem. nigro-fuscus, subnitidus, thorace pilis nonnullis nigris ves- 

 tito, alis hyalinis, venis pallidis, abdomine pilis fuscis albido-nitentibus 

 vestito ; Mas, venis apud costam pallide fuscescentibus, halteribus fuscis, 

 capitulis sordide albis, femoribus tibiisque ferrugineis apice fuscis, tarsis 

 pallidioribus ; Foem. venis apud costam halteribusque fuscis, pedibus jlavis. 

 Long, i |; alar. 1 lin. 



Male and Fern. Blackish-brown, slightly shining. Thorax of a dull 

 greyish hue when seen in some aspects, almost bare, with very few short 

 black hairs, and with some longer black hairs on the border of the scu- 

 tellum. Wings hyaline, pubescent at the tips ; discal veins pale. Ab- 

 domen clothed with brown whitish-glistening hairs. Male. Feins towards 

 the costa pale, brownish. Halteres dingy -white, with brown petioles. Fe- 

 mora and tibia ferruginous, icith brown tips ; tarsi paler. Fern. Veins 

 towards the costa and halter es brown. Legs yellow. 



(E.?) 



26. fuscus, Meig. Zw. i. 71. 6 (1818); Zett.; Winn.! Linn. Ent. 

 vi. pi. 5. f. 26. Mas, niger, antennarum plumis nigro-fuscis apice fla- 

 vidis, thorace nitido pilis Jlavidis, alis hyalmis nudis, venis pallidis apud 



VOL. iv. 2 F 



