Manchester Memoirs, Vol xli. (1897), No. 4. 91 



Prosopis strenua, sp. nov. 

 Long. 6 mm. 2 . 

 Hab. Barrackpore (Rothney). 



Head as wide as the thorax, closely, but not very 

 strongly, punctured ; sparsely covered with pale hairs ; a 

 square mark on the clypeus, a line on the inner orbits 

 extending from the base of the mandibles to near the 

 level of the front ocellus, and becoming gradually wider 

 in the middle, bright yellow ; the labrum and tips of the 

 mandibles piceous ; the palpi testaceous. The front raised 

 and stoutly keeled laterally over the antennae. Antennae 

 covered with a fuscous pubescence ; the base of the scape 

 and the second and third joints, obscure rufous ; the 

 flagellum obscure testaceous beneath. Thorax black; 

 a line on the base of the pronotum, narrowed in front, 

 the tegulae at the base and a mark in front of them, 

 lemon-yellow. Mesonotum closely and rather strongly 

 punctured; the scutellum with the punctures, if anything, 

 larger, but more widely separated. Middle of the median 

 segment raised, the raised parts forming a rugose triangle, 

 bordered by a smooth space semicircular at the apex, 

 w T hich again is bordered by a distinct keel ; its apex has 

 a straight abrupt slope ; the base in the middle excavated ; 

 the apex transversely rugose. Pleurae rather strongly 

 punctured ; a wide furrow running down from the tegulae 

 to the sternum, which is strongly punctured and slightly 

 hollowed in the middle. Legs black, slightly covered 

 with white pile ; the anterior greater part of the fore 

 tibiae, the base of the middle, the basal half of the 

 hinder, and the greater part of the basal joint of the 

 hinder tarsi, bright yellow; the front four tarsi testaceous, 

 obscure yellow at the base, black at base behind. Wings 

 hyaline ; the nervures fuscous, the stigma and costa 

 darker; the two recurrent nervures interstitial. Abdomen 

 black, shining, the ventral segments obscurely punctured 

 at the base ; the apex bearing fuscous hairs. 



