- 3l8 - 



mate sternite bears on each side a simple, downward projecting lobe, 

 around which its apical margin is reflexed. Medially this reflexed 

 apical margin projects downward in a short tooth just behind the 

 apex of the middle lobe of the penultimate sternite. 



Mutilla (Pycnotilla) striata, new species. 



Female. — Black; thorax dull red; calcaria reddish. Clothed with 

 sparse, erect, pale and some black hairs. A médian spot of white 

 pubescence at the apex of first and second tergite; a discal spot on 

 each side of the second; a continuous broad, apical band on the third; 

 and a médian spot on the fourth and fifth tergites. 



Lenght : about n mm. 



Head very large, quadrate, broader than the thorax, its sides convex; 

 longer behind the eyes tham the lenght of the latter; its hind margin 

 very slightly concave. Eyes small, oval. Front and vertex longitu- 

 dinally, irregularly ridged. Antennse not in juxtaposition; their grooves 

 margined above.Superior, raised portion of clypeus very short; summit 

 between the antennae rounded, terminating immediately below in a 

 médian tubercle; from below this a weak ridge extends obliquely out- 

 ward on each side. Lower part of clypeus broadly depressed, flattened, 

 and impunctate. Mandibles moderately slender and acute. Dorsum with 

 coarse, longitudinal, parallel and quite regular ridges. Dorsal surface 

 of thorax square; its sides paralhl. Posterior surface of thorax abruptly 

 truncate, not sculptured. A short, longitudinal tubercle in the middle 

 of the firrt sternite. Second tergite strongly, longitudinally canali- 

 culate. Pygidial area longitudinally, somewhat irregularly, rugos^; 

 the rugae becoming obsolète somewhat before the apex; the very 

 apex without distinct sculpture. 



Habitat : Belgian Congo, one female, Moto (Madyu), Upper Ituri 

 District (L. Burgeon). 



Holotyp; : Congo Muséum, Tervueren. 



This species seems to find its closest ally in elmira Péringuey, 

 from which it differs, according to Péringuey's description, in having 



