CERATOPOGON. 237 



articulis primo secundo tertioque albis apice nigris. Long. ; alar. 

 If lin. 



Male. Deep black, shining. Antennae and their plumes black, the 

 latter glistening-white at the tips. Wings white ; veins pale, pale brown 

 towards the costa. Halteres black. First, second, and third joints of 

 the tarsi white, with black tips. Fore femora with three spines beneath 

 towards the tips. 

 (E.?) 



77. solstitialis, Winn. ! Linn. Ent. vi. 78. 75. pi. 8. f. 73 (1852). 

 circmndatus ? Staeg. ; Zett. Mas et Fasm. cinereus, palpis antennisque 

 fuscis, thorace vittis quatuor fuscis, alis hyalinis subfuscescentibus, venis 

 pallide fuscis apud costam obscurioribus, halteribus fuscis, petiolis sor- 

 dide albis, tarsis albis articulis apice fuscis ; Mas, abdomine fusco, pedibus 

 flavescentibus fusco-cinctis ; Fcem. abdomine niyro-fusco incisuris albidis, 

 pedibus albo-flavis fusco-cinctis. Long. 1-li ; alar. 2-2^ lin. 



Male and Fern. Palpi and antennae brown. Thorax grey, with four 

 brown stripes. Wings hyaline, brownish ; veins pale brown, darker 

 towards the costa. Halteres dingy white, with brown knobs. Fore 

 femora with four spines beneath towards the tips ; tarsi white, their 

 joints with brown tips. Male. Head black ; vertex with a glistening- 

 white dot. Plumes of the antennas very thick, brown, tinged with glis- 

 tening-yellow. Abdomen brown. Legs yellowish ; tips of the femora 

 and of the tibiae brown ; femora with a brown band near the tips ; tibiae 

 with a brown band before the middle. Fern. Head brown, with white 

 hairs above. Joints of the antennae from the first to the eighth oval, 

 their clubs often yellow ; from the ninth to the thirteenth elongated, 

 elliptical. Thorax with a glistening-hoary tinge. Wings darker than 

 those of the male. Abdomen blackish-brown, with whitish sutures, some- 

 what straitened at the base and at the tip. Legs whitish-yellow ; femora 

 and tibiae with black tips, the former with a brown band near the tips, 

 the latter with a brown band near the base. Var. Male. Hind femora 

 and hind tibiae brown for one-third of the length from the tips. Var. 

 Fern. Hind femora blackish-brown for one-third of the length from the 

 tips. Hind tibiae blackish-brown for half the length from the base. 

 (E.?) 



78. nobilis, Winn. ! Linn. Ent. vi. 79. 76. pi. 8. f. 74 (1852). 

 Fcem. fulvus, palpis fiavis, antennis apices versus fuscis, thoracis disco 

 argenteo-cinereo vittis duabus fuscis, alis, venis halteribusque albis, pe- 

 dibus albo-flavis nigro-cinctis, posticis nigris albo-flavo-cinctis. Long. 

 1 1 ; alar. 3 lin. 



Fern. Tawny. Palpi yellow. Joints of the antennas oval, with brown- 

 ish-yellow clubs ; from the ninth to the thirteenth long, elliptical, brown ; 

 first joint longer by half than the second, contracted before the middle. 

 Disc of the thorax grey, with a silvery tinge on a tawny ground, and 

 with two coffee-brown stripes. Wings, veins, and halteres white. Legs 

 whitish-yellow ; fore femora blackish-brown at the tips, near which there 



