LAMIIDvE. 361 



mucronated on the outside ; legs black, tarsi with the two ter- 

 minal joints above of a tawny orange ; metathorax spotted with 

 pale yellow on the sides ; abdomen beneath with the basal seg- 

 ment slightly spotted with pale yellow, the second with one spot 

 on each side, and the terminal with two largish spots. 



Length 5| lines. 

 Hab. Para (J. P. Geo. Smith, Esq., and Coll. Bates). 



21. ACANTHODERES SEMINIGER. B.M. 



Acanthoderes seminiger, Chevr. Coll. 

 Hab. S. America. 



22. Acanthoderes semigriseus. B.M. 



Acanthoderus semigriseus, Dej. Cat. p. 362. 

 Hab. Brazil. 



23. Acanthoderes fascialis, n. s. B.M. 



A. fronte flavescenti-griseo, vertice nigro ; antennis articulis 

 basi flavo-griseis, apice nigris ; thorace supra nigro ; scutello 

 nigro ; elytris flavo-griseis, obscuriore variegatis ; elytris sin- 

 gulis fascia postmediana nigra, antice dentem magnam nigram 

 emittente ; fascia brevi nigra subapicali suturam haud attin- 

 gente ; abdomine subtus flavo-griseo, segmento basali nigro ; 

 pedibus flavo-griseis nigro punctatis. 



Forehead yellowish-grey, crown of the head black ; antennae 

 with the joints at the base yellowish-grey, at the tips black ; 

 thorax above black, with a few yellowish-grey points ; scutellum 

 black ; elytra yellowish-grey, varied with darker colour ; each 

 elytron has a black band behind the middle, which emits in 

 front a widish black tooth ; near the tip is a short black band, 

 not reaching the suture ; abdomen beneath yellowish-grey, basal 

 segment black ; legs greyish-yellow, spotted with black. 



Length 4 lines. 

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



24. Acanthoderes maculicollis. B.M. 



Acanthoderus maculicollis, Dej. Cat. p. 362. Chevr. Coll. 

 Hab. Brazil (Para). 



25. Acanthoderes melanosticticus, n. s. B.M. 



A. griseo-rufus, elytris punctis maculisque nigris ; antennis, arti- 

 culis a tertio, basi rufescentibus apice nigris ; thorace tuber- 

 culis duobus magnis dorsalibus, medio subcarinato, rufulo 

 nigro-punctato ; elytris singulis carina dorsali subcurvata, 



