in the Collection of W. W. Saunders, Esq. 329 



Genus Nemopoda, Desv. 

 Nemopoda induniis. 

 Nigra, obscura, capite supra nitente, antennis piceis, pedibus 

 testaceis, posticis nigris, femoribus posticis basi tarsisque 

 posticis testaceis, coxis albidis, alis sub-cinereis, halteribus 

 testaceis. 



Black, dull : head shining above; antennae piceous ; legs tes- 

 taceous ; hind legs black ; hind femora at the base, hind tarsi, 

 excepting the tips and hind knees, testaceous ; coxae whitish ; 

 wings vitreous, slightly cinereous ; discal transverse vein parted 

 by more than its length from the border and from the prae- 

 brachial transverse vein ; halteres testaceous. 



Length of the body 2i lines; of the wings i lines. 



South America. 



Sub-Fam. DIOPSIDES. 

 Genus Diopsis, Linn. 

 Diopsis ohstans. 

 Mas. — Nigra, gracilis, oculorum petiolis thorace non longioribus 

 apice ferrugineis, abdomine fasciis cinereis, pedibus piceis, 

 coxis, femoribus posterioribus basi tarsisque anticis albidis, 

 his apice nigris, alis sub-cincreis fuscescente sub-nebulosis 

 apice fuscescentibus. 

 Male. — Black, slender : petioles of the eyes about as long as 

 the thorax, their knobs with the apical half ferruginous ; scu- 

 tellum with two long slender spines; abdomen with cinereous 

 bands ; legs piceous ; coxae whitish ; posterior femora whitish at 

 the base; fore tarsi whitish, with black tips; wings greyish, 

 slightly brownish in the disk, and with brownish tips. 

 Length of the body 2| lines; of the wings 4 lines. 

 Natal. 



Sub-Fam. PSILIDES. 

 Genus LoxocERA, Fabr. 

 Loxocern ? quadriUnea, 

 Fulva, nitens, capite antico depresso, antennarum articulo 3" 

 nigro longissimo, thoracis vittis quatuor, abdomine, tibiis 

 anticis apice tarsisque anticis nigris, alis vitreis, halteribus 

 albidis. 

 Tawny, shining : head flat in front ; antennae slender, linear, 

 longer than the breadth of the head ; third joint black ; thorax 

 with two slight black stripes on each side ; abdomen, fore tarsi 

 and tips of fore tibiae black ; wings vitreous ; veins black, straight ; 



VOL. V. N. S. PART VIII. — FEB. 18G1. Z 



