ADAMS : DIPTERA AFRICANA. 151 



Two specimens ; December. The above synonomy after Miss 

 Ricardo. 



Tabanus tarsalis, n. sp. 



Female : Eyes bare ; first two joints of antennae yellow, 

 upper anterior angle of each, and the third joint wholly, black ; 

 face, cheeks, occiput and front thickly grayish pollinose, tu- 

 bercle on lower part of latter reddish, reaches from eye to eye, 

 and sends a slender projection upwards to middle of front, 

 cheeks and lower part of face with long whitish pile ; palpi 

 very light yellow, almost white, bearing a few minute black 

 bristles ; proboscis black. Thorax reddish brown ; mesonotum 

 with three gray pollinose vittse, remainder with a thin cast of 

 gray dust, lateral margins, in front of wings, fringed with 

 black pile, behind the wings with white pile ; pleur^^e with 

 white pile ; haltere brownish, knobs white. Abdomen dark 

 brown, with three gray vittc^e composed of subtriangular spots 

 on each segment, those of lateral vittse scarcely attaining the 

 anterior margin of the segment ; pile white ; venter obscurely 

 reddish brown, pile of last two segments black. Legs reddish 

 yellow, tip of anterior tibiae and all tarsi, except the base of the 

 hind metatarsi, black ; pile of femora and tibiae white. Wings 

 hyaline, base and costal margin to tip of first vein fuscous, 

 veins at outer ends of basal cells and most of the longitudinal 

 veins on basal half of wing bordered with brown ; anterior 

 branch of third vein without appendix. Length, 17-19 mm. 



Four specimens ; February. 



ASILID^. 



Nkolaparus. 



( Williston, Psyche, 255; 1885.) 



Laparus pulchriventris. 



Laparus pulchriventris Loew, Dipteren-Fauna Siidafrika's, 58 (130) ; 1860. 



One specimen ; January. 



Laxenecera. 



(Macquart, Dipt. Exot., I, 2. 77; 1838.) 



Laxenecera albicincta. 



Laxenecera albicincta Loew, Dipteren-Fauna Siidafrica's, 122 (194) ; 1860. 



Three specimens ; January. 



