Wasps of the Genus Tacliytes. 21 



20. Tachi/tes bimetallica, sp. n. 



$. IS'igra ; tarsis ferrugiueis, aiticulo basali infuscato ; calcaribus 

 ferrugineis; tegulis segmeutisque abdominalibus margine apicali 

 bruiineo-testaceis ; aiis hjalinis, veni.s testaceis ; clypeo, froiite, 

 pj-gidioque argent eo - pubesceutibus ; thorace cinereo - hirsuto ; 

 segmentis dorsalibus 1-5 pallide aureo-pubescentibus. 

 Long. ]3 mm. 



? . Clypeus subtruncate at the apex, with three minute 

 teeth on each side. Vertex very minutely and closely 

 punctured ; eyes separated on the vertex by a distance equal 

 to the combined length of the two basal joints of the 

 flagellum. Median segment scarcely half as long again 

 as tbe scutellum, with a distinct loiigitudiual sulcus on the 

 dorsal surface. Basal joint of the fore tarsus with five 

 spines; fore tibia with a row of five very long spines; spur 

 of hind tibia as long as the basal joint of the hind tarsus. 

 Pygidial area triangular, narrowly rounded at the apex. 

 'J bird and fourth sternites shining and sparsely punctured 

 in the middle. 



Hub. Cape, Hex River (South African Museum), January. 



Nearly allied to uurichalcea, but differs in the colour of 

 the pubescence on the tliorax and pygidial area, and in the 

 number of spines on the fore metatarsus. 



21. Tachytes marens, sp. n. 



5 . Nigra, albo-pilosa ; calcaribus spinisque tarsorum ferrugineis 

 froute clypeoque albido-pilosis ; segmentis dorsalibus 4 fascia 

 apicali iuterrupta argeuteo-pubescente, area pjgidiali basi fusco, 

 apice aureo-setosa ; alis fuscis, venis nigris. 

 Long. 17-20 mm. 



? . Clypeus clothed with long silver hairs^ which change 

 to dull brown in some lights ; the extreme apical margin 

 narrowly depressed, subemarginate at the extreme apex, 

 with three rather ill-defined teeth on each side. Lower 

 part of the front clothed with long silver hairs as on the 

 clypeus; vertex very distinctly and rather sparsely punc- 

 tured. Eyes separated on the vertex by a distance equal to 

 the combined length of the two basal joints of the flagellum; 

 antennae short and stout. Thorax minutely and very closely 

 punctured, the punctures distinctly separated, median seg- 

 ment more closely punctured, the pubescence cinereous. 

 Abdomen shining, the dorsal surface closely and minutely 

 punctured; the fifth segment more distinctly punctured, 



