156. CALOBATA SEPSOIDES, n. s. _Foem._ Nigra; antennis ferrugineis, articulo tertio conico brevi, arista nuda; pedibus testaceis nigricante subnotatis, femoribus anticis nigris basi testaceis, tibiis anticis nigris, tarsis anticis niveis, posticis albidis; alis subcinereis, fasciis duabus indistinctis fuscescentibus. _Female._ Black, shining. Antennae ferruginous, third joint short, conical, arista bare; pectus slightly covered with cinereous tomentum; legs testaceous, with a few very indistinct blackish marks; fore femora black, testaceous towards the base; fore tibiae black; fore tarsi snow-white, black at the base; hind tarsi whitish; wings greyish, with two almost obsolete brownish bands; discal transverse vein parted by less than its length from the border and by about four times its length from the praebrachial transverse. Length of the body 5 lines; of the wings 7 lines. Gen. CARDIACEPHALA, _Macq._ 157. CARDIACEPHALA DEBILIS, n. s. _Foem._ Testacea, gracilis; thorace linea transversa interrupta nigra; pedibus anticis parvis, posterioribus longis, tarsis albis brevissimis, tibiis anterioribus piceis; alis limpidis apice cinereis, fascia lata pallide lutea. _Female._ Testaceous, slender. Vertex somewhat luteous; third joint of the antennae conical, very short, arista bare; thorax attenuated in front, with a transverse interrupted black line hindward; abdomen longer than the thorax, lanceolate hindward; fore legs short, posterior legs long; tarsi white, very short; anterior tibiae piceous; middle femora rather thicker than the hind pair; wings limpid, grey towards the tips, with a pale luteous middle band; veins testaceous, cubital and praebrachial converging towards the tips of the wings, discal transverse vein straight, parted by less than its length from the border and by about thrice its length from the praebrachial transverse. Length of the body 3-1/2 lines; of the wings 5 lines. Subfam. PSILIDES, _Walk._ Gen. LISSA, _Meigen_. 158. LISSA CYLINDRICA, n. s. _Mas._ Cyanea, gracilis, cylindrica; antennis piceis basi albidis, arista plumosa; abdomine piceo basi apiceque cyaneis; pedibus albidis, femoribus posterioribus nigris apice albidis, femoribus posticis subtus spinosis, tibiis posticis nigris; alis subcinereis apice subfuscis; halteribus albidis apice nigris.