adams: diptera africana, 193 



Anatrichus. 



( Loew, Bidrag til kanned. om Af r. Diptera, 97, 7.) 



Anatrichus erinaceus. 



Anatrichus erinaceus Loew, Bidr. t. kanned. om Afr. Dipt., 97, 7, 13. 



Three specimens of this peculiar insect ; May. 



Meromyza. 



(Meigen, Syst. Beschr., V, 163.) 



Meromyza opaca, n. sp. 



Front fulvous, broader than one of the eyes, minute black 

 hairs on anterior part, with a silvery line along the eye, tri- 

 angle opaque, grayish pollinose, reaching nearly to the anterior 

 margin of front ; antennae brownish yellow, third joint more or 

 less rotundate, brown on upper side at tip, arista basal, brown- 

 ish black ; face with a small median carina, on each side of 

 which the ground color is blackish, remaining parts yellow, and 

 all covered with whitish pollen; mouth-parts yellow; cheeks 

 and occiput yellowish, latter with a black mark on each side of 

 center above,' both with silvery or gray pollen. Thorax opaque 

 grayish brown ; mesonotum with hair-like, light grayish-yellow 

 lines, diverging posteriorly, the middle one attaining the tip 

 and the other two the sides of the scutellum, mesonotum cov- 

 ered with microscopical black hairs, the sides and the pleurae 

 grayish pollinose ; halteres brownish, knobs white ; scutellum 

 with an apical pair of small bristles. Abdomen yellowish 

 brown, dorsum of segments each with a large dark brown tri- 

 angle at base, the apex of which attains the posterior margin.^ 

 Coxae brownish black, four front femora generally yellowish, 

 sometimes with a brownish ring near center, hind femora 

 black, apex yellow, shining on inner side; tibiae and tarsi, ex- 

 cept last joint of latter, yellow. Wings hyaline, veins fuscous, 

 third and fourth veins divergent. Length, 4 mm. 



Numerous specimens ; October. 



Pachylophus. 



( Loew, Berl. Ent. Zeitschr., II, 121.) 



Pachylophus splendida, n. sp. 



Front long, projecting in front of the eyes a third of their 

 greatest diameter, broader than one of the eyes, excavated, ver- 

 tex prominent, black, a silvery line on each side next to the 

 eye ; anterior broader, narrowly yellow, frontal triangle shin- 



