ofnnv species of TentliredinidcE, ^-c. 391 



towards the apex ; between these, two longitudinal carinas 

 run from the horseshoe-shape to the apex ; a longitudinal 

 carina at the lateral margins, the space between these and 

 the horseshoe-shape is crossed by a carina in the middle ; 

 wings fusco-hyaline ; legs black. The entire insect 

 closely punctured and semi-opaque ; the first segment of 

 the abdomen above, and two or three of the apical seg- 

 ments, slightly shining. 



v/ 



11. Ichneumon rufitarsis. 



Female. — Length 7| lines. Black ; the scutellum, and 

 apex of the abdomen above, yellow. Head : six or seven 

 of the joints of the antennae, in their middle, yellowish- 

 Avhite beneath ; a narrow yellow line at the inner margin 

 of the eyes, above the insertion of the antennae. Thorax : 

 an oblong enclosed space at the base of the metathorax, 

 from which, on each side, a carina runs obliquely towards 

 the apex ; the wings flisco-hyaline ; the tips of the femora, 

 the tibite and tarsi ferruginous, all more or less fiiscous 

 above. The entire insect closely punctured and semi- 

 opaque, except the four apical segments of the abdomen, 

 which are shining. 



This species closely resembles Ichneumon relucens of 

 Europe. 



12. Ichneumon dentatus. 

 Female. — Length 6 hues. Black ; opaque, Avith the 

 abdomen only shining ; the antennte fulvous beneath, with 

 the tenth and two following segments white beneath. 

 The lateral margins of the scutellum sharply elevated; 

 a semicircular enclosed space at the base of the meta- 

 thorax, from which a raised carina passes obhquely to the 

 apical lateral margins, and is there produced into a stout 

 blunt tooth ; the anterior femora in front, the tips of the 

 intermediate pair, the tibijB and tarsi of both pairs, ferru- 

 ginous, all more or less dusky above ; the posterior tarsi, 

 ferruginous beneath ; the wings subhyaHne. 



13. Ichneumon intrudens. 



Female.— Length 5^ lines. Black, semi-opaque, very 



closely and finely punctured. Five of the middle joints of 



the antennfe white beneath. The scutellum, and the basal 



half of the tlbite, vellow ; the tarsi ferruginous, and more 



