124 



Body black with a very slight ;eneous tint ; glossy, hairy with ciner- 

 ascent hairs, those of the trunk Iohl;. Head orliicular, scarcely so wide 

 as the trunk ; upper lip small, convex, orbicular, punctured ; antennae 

 black ; wings subhyalinc with a cknid at the tip ; nervures some uiceous 

 and others rufous ; tliiglis black witli a very slight tint of blue ; posterior 

 pair arrned with a tcxjth ; abdomen short, subovate, black, covered more 

 or less with short decumbent down ; black above, underneath reddish at 

 the tail. 



[256.] FAMILY lENTHRtDlNlD^:. 



354. Ai.i.ANTUS •''dc'wroMA A7;-/'j'.— Length of body 6 lines. One 

 specimen taken in I. at. 65". 



Body narrow, black, glossy, without hairs. Head scarcely so wide as 

 the trunk, wcdge-shaj^cd ; palpi, suborbicular upper lip, emarginate nose, 

 and base of the mandibles, white ; a])ex of the latter rufous ; antennae a 

 little shorter than the trunk, nine-jointed, with tht; third joint longer than 

 any of the others ; neck constricted ; legulae testaceous ; wings sub- 

 hy^iline with piceous nervures ; legs yellow, with the apex of the tibiae 

 and the whole of the tarsi of the p'osterior legs, black ; abdomen linear, 

 acute at the anus. 



This species comes near Allantus ater, but the mandibles are rufous at 

 the apex ; the palpi are whiter ; and the legs of a different colour. 



FAMILY SIRIClDiC. 



355. SiRKX 15IZONATUS 6"/f^/it7w.-- Length of body 18 Hnes ; expan- 

 sion of Avings 27 lines. Taken in Lat. 65" and in the journey from New 

 York. 



[257.] Body very black, covered with innumerable i)unctures from 

 each of which proceeds a black upright hair. Head narrower than the 

 trunk ; mandibles incumbent ; palpi rufo-piceous ; antennae as long as 

 the trunk, yellow ; behind each eye is a large oval yellow eye-like spot 

 perfectly naked and smooth \ legs and tips of the thighs yellow ; wings 

 yellowish with dark nervures ; abdomen with the second, seventh and 

 eighth segments luteous : anal mucro linear, yellow, terminating in a 

 point \ ovipositor black. 



The specimens of this species, which Mr. Stephens found near Lon- 

 don, might probably have been imported in fir timber from Canada. 



