Gen. Chrysops, Meigen.
38. Chrysops fasciatus, Wied. See Vol. I p. 112.
Fam. ASILIDÆ, Leach.
Subfam. Mydasites, Walk.
Gen. Mydas, Fabr.
39. Mydas basifascia, n. s. Fœm. Atra, antennis clavatis, abdomine fascia basali flava apice nitente, femoribus tibiisque posticis rufescentibus, alis cinereis apud venas ochraceis.
Female. Deep black; antennæ clavate, a little longer than the breadth of the head; abdomen with a slender yellow band very near the base, shining at the tip; hind femora and hind tibiæ reddish; wings cinereous, ochraceous about the veins, which are also ochraceous. Length of the body 12 lines; of the wings 22 lines.
Subfam. Dasypogonites, Walk.
Gen. Discocephala, Macquart.
40. Discocephala pandens, n. s. Mas. Picea, proboscide palpisque nigris, pectore thoracisque lateribus albidis, abdomine subtus pallide cinereo maculis lateralibus nigris, pedibus fulvis, genibus nigris, tarsis piceis, alis fuscescentibus cinereo strigatis et marginatis, halteribus albidis. Fœm. Abdomine fulvo, alis cinereis.