362 



LAMIID.3E. 



macula transversa nigra, ante medium et altera post medium ; 

 tibiis medio rufulo annularis, tarsis nigris, articulo ultimo 

 ochraceo. 



Of a greyish-red ; the antennae with the joints, from the third, 

 reddish at the base and blackish at the tip ; thorax with two 

 large dorsal tubercles, and down the middle slightly keeled; 

 the spaces between the dorsal and lateral tubercles and the front 

 and back margins are dotted with black ; each of the elytra has 

 a dorsal somewhat curved keel, and a transverse black mark 

 before the middle of the elytra and another behind it ; there are 

 besides numerous black dots, two or three of those on the mar- 

 gin larger than the others ; the tibiae in the middle are ringed 

 with reddish, the tarsi are black, the last joint is ochraceous. 



Length 5-5f lines. 

 Hab. Brazil (Coll. Noel). 



26. ACANTHODERES LOTOR, n. S. B.M. 



A. pallide-subochraceus ; thorace tuberculis duobus magnis 

 dorsalibus divergentibus et carina mediana subdepressa ; 

 scutello subnigro, pallidiore circumdato ; elytris singulis hu- 

 meris prominulis, carina mediana longitudinali, basi postice 

 producta, dorso maculis paucis et striga dentata post mediam 

 partem nigro-fuscis, corpore subtus obscure-fusco, canescente ; 

 abdominis lateribus et apice ochraceis alboque maculatis ; fe- 

 moribus basi subnigris, tibiis ochraceis fusco annulatis, tarsis 

 ochraceis ; antennis obscuris, articulo primo excepto ochraceo, 

 articulis caeteris basi cinereis. 



Pale ochraceous ; antennae dull brown, the joints at the base 

 cinereous, the first joint ochraceous; thorax with two large 

 dorsal diverging tubercles and a keel down the middle, which 

 is somewhat depressed ; the posterior margin of the thorax is 

 edged with deep brown, which runs down on the lateral spine ; 

 in some specimens this is spotted with grey. Scutellum black, 

 edged with paler colour ; each of the elytra with the shoulders 

 prominent, and a longitudinal keel down the middle, which is 

 produced behind ; the back has a few brown spots and a dentated 

 streak behind the middle of a deep brown ; the suture from the 

 middle to the end being spotted with brown and sometimes with 

 grey ; the body beneath is of a dull brown, with grey hairs ; the 

 side of the abdomen and the tip ochraceous and spotted with 

 white ; femora at the base blackish, the tibiae ochraceous ringed 

 with brown, the tarsi ochraceous. 



Length 5£ lines. 

 Hab. Brazil (Para) (Coll. W. B. Bates). 



