142 Descriptive Catalogue '1896. 



cent ; prothorax one-fourth broader than long, a httle narrowed 

 from the median part towards the base, which is truncate with 

 outer sides carinate, depressed on the upper part with a faintly 

 arcuate anterior transverse impression, a very fine medium groove 

 and two depressions on each side of the base, smooth, shining, with 

 the exception of the depressions, which are very slightly punctulate ; 

 no scutellum ; elytra bismuate at the base, with the humeral angles 

 a little rounded, the outer sides straight, the posterior part gradually 

 rounded, moderately convex, narrowly striate with the intervals 

 convex very smooth, two punctures on the third stria, the one 

 before the other behind the median part, the outer margin with a 

 series of regular, closely set, deep punctures ; under side and legs 

 black, shining ; the two apical joints of the tarsi and claws rufescent. 

 Length 10 mm. ; width 3 mm. 

 Hah. Mozambique (Eikatla). 



Teibe PEOMECOaNATHIDES. 



Mandibles very long, falciform ; maxillae very slender and very 

 long ; the four basal joints of antennae glabrous, the first one very 

 long ; eyes with two supra-orbital setae ; prothorax and elytra 

 elongate- ovate; anterior and intermediate tarsi dilated at the tip; 

 tarsi not dilated. 



The creation of this tribe is due to Horn, who has justly included 

 in it the American genus Promecocjnathus and Axinidium. 



Gen. axinidium, Sturm., 



Catal., 1813, p. 327, pi. 1, fig. 4. 



Mentum short, emarginate, with a median tooth; ligula very short, 

 broad, horny, transverse ; paraglossse indistinct '■' ; mandibles longer 

 than the head ; falcate ; maxillae very long, extremely slender, sub- 

 falcate at the tip, the outer lobes also very long, slender, and biarticu- 

 late; labial palpi almost filiform, the last joint truncate at the tip, the 

 second joint of the maxillary ones, swollen, the third very small, 

 the last one broadly securiform; labrum deeply emarginate, and with 

 a very long seta on each side ; basal joint of antemiiB very long, 

 stout, glabrous, as are also the three following, the basal and the 

 second one with a long lateral seta, apical in the basal one, median 

 and much longer in the second one; eyes prominent, with two 

 supra-orbital setae ; head elongato-quadrate ; prothorax truncate at 

 the base and apex, elongato-ovate, and with two lateral setjB near 

 the anterior angle, and one in the median part; elytra ovate ; body 



* I have not been able to dissect the buccal organs of the only specimen that I 

 have seen. 



