ICHNEUMON. 163 



58. Ichneumon illacessitus. (Tab. VII. fig. 21.) 



Niger ; antennis (apice excepto) pallide runs ; scutello et postseutello flavis ; facie, orbitis oeulorum, aMomine 

 (basi et segmentis 3°-4 m margine basali exceptis), pedibus (coxis exceptis) rufis ; alis flavo-hyalinis, tegulis, 

 costa stigmateque luteis, nervis pallide testaeeis. $ . 



Long. 12 millim. 



Hah. Mexico, Ciudad in Durango, 8100 feet (Forrer). 



Antennae stout, involute ; beyond the middle the red colour becoming much paler. 

 Head large, buccate, coarsely punctured; above covered with short, thick, blackish 

 hairs; the face with white glistening hair; there is a fovea on either side of the 

 clypeus above ; the front immediately above the antennae is deeply excavated, smooth 

 and shining, the centre of the hollow aciculated ; the red border along the orbits 

 extends to the ocelli ; immediately below the antennae there is a small black space, 

 the remaining portion below this is red. Thorax opaque, coarsely punctured all over, 

 covered with a white glistening pile. Prothorax projecting in front, with a distinct 

 neck separated from the part behind, which rises gradually from it ; the sides hollowed 

 in front ; the centre of the pronotum red. Scutellum flat, truncated behind, broadly 

 rounded in front, broader than long. Metathorax with a gradual slope to the apex, 

 which is almost perpendicular and hollow in the centre. Upper median area longer 

 than broad, the sides nearly straight ; lower area scarcely defined. The other areae 

 indistinct. Petiole aciculated and punctured at the sides and apex ; the centre at the 

 base hollow, smooth, and shining; this channel with the sides carinate, the keels 

 extending to the apex, but becoming less distinct as that is reached. The abdomen is 

 aciculated and covered with pale pubescence from the second segment ; second segment 

 with a well-defined margin at the base, the margin not quite extending to the middle, 

 where it becomes confluent with the rest of the segment ; separated from the petiole by 

 a deep groove. Gastrocoeli longish, narrow, striated. Legs (especially the femora) 

 stout ; tarsi covered beneath with stiff hairs ; coxae punctured ; anterior trochanters 

 black. Areolet 5-angled, large ; the upper side barely one half of the length of the 

 lower side, which is not acutely angled. 



59. Ichneumon tnrpiculus. (Tab. VII. fig. 22.) 



Niger ; facie, ore, palpis, scapo, pedibus anterioribus (basi excepta), trochanteribus posticis, femorum posticorum 

 basi, tibiarum posticamm dimidio basali, tarsis, scutello metanotoque postice, flavis ; abdomine ferrugineo,, 

 basi segmentis l°-5 m nigris ; alis flavo-hyalinis, stigmate fulvo. c? • 



Long. 17 millim. 



Rah. Mexico, Puebla (Bilimek). 



Antennae stout, tapering at the apex, covered with a microscopic pile, the third joint 

 nearly as long as the two following joints together ; the scape broadly marked with 

 black above. Face flat, but slightly projecting in the middle at the upper part. 

 Mandibles yellow, black at the apex. The eyes are bordered on the inner side to near 

 the ocelli. The head is covered with large punctures and with longish hair, and retreats 



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