284 SJOSTEDTS KILIHANDJARO-MERU EXPEDITION. 8: 7. 



Merit low lands, Ngare na nyuki. 25lh November. 



Mesonotum granular, the scutellum closely distinctly punctured. In the centre of 

 the apical part of the metanotum is a hare triangular area, which has, on the apical 

 half, a fine longitudinal keel, the space on either side of it. being finely closely obliquely 

 striated. TeguUe pale rufo-testaceous. 



Tachjtes Sjostetlti, sp. nov. 



Black, the basal 3 abdominal segments red, the apical 4 joints of the anterior, 

 and the apical 2 of the 4 posterior tarsi of a darker red colour; wings hyaline, the 

 costa and nervures testaceous, the 2nd abscissa of the radius almost one fourth longer 

 than the 3rd, longer than the space bounded by the recurrent nervures, the apical of 

 which is received in the middle of the cellule. The pubescence is silvery, the head and 

 thorax being also covered densely with while hair, which is longer and denser on 

 the metathorax; on the abdominal segments the depressed silvery pubescence forms 

 apical bands. The pubescence on the outer side of the hind tibia? is golden; the spines 

 are whitish, the calcaria pale fulvous. Pygidium covered with dark reddish golden pile. 

 $. - Length 15 mm. 



Mem low lands, Ngare na nyuki. 25th November. 



Eyes above separated by the length of the 3rd antennal joint; a curved furrow 

 with raised sides runs from eitherside of the posterior ocelli, the 2 forming a horse-shoe- 

 shaped area. Metanotum granular, the apex closely transversely striated; in the centre 

 of the apex of the basal part is a smooth triangular area, with a few transverse striae 



on the apical half. 



Tachytes pulchrivestita, sp. nov. 



Black, the head densely covered with silvery, the thorax with greyish pubescence, 

 which is much longer and denser on the metathorax, the abdomen densely covered with 

 depressed reddish golden pile to the base of the pygidium, the rest of the pygidium with 

 stiff, dark red pile; the legs covered with white pile and the femora sparsely with pale 

 hair; the apices of the joints of the fore tarsi rufous below; the spines pale, the calcaria 

 dark rufous; the hinder longer than the metatarsus. Wings hyaline, the nervures pale 

 fuscous; the radius thickened, as long as the following 2 abscissa 3 united, the 2nd half 

 the length of the 3rd, shorter than the space between the recurrent nervures, the apical 

 of which is received in the middle of the cellule; the 1st transverse cubital nervure 

 broadly roundly curved. Tegulee piceous. $. - Length 17 mm. 



Usambara: Mombo. June. 



The base of the metanotum is depressed and irregularly striated; there is a shallow 

 furrow down the centre, which ends in a triangular depression. The abdomen becomes 

 distinctly obliquely narrowed from the base to the apex. 



Resembles the Indian T. moneiarins, SM. The West-African species T. vclo.r, SM. 

 has the abdomen similarly coloured, but the wings are fulvo -hyaline with ferruginous 

 nervures and rufo-piceous costa, and the face has pale golden pubescence. 



