Longicorn Coleoptera of Tropical America. 41 



que nigris ; elytris pallide brunneis, vitreis, marginibus anguste 

 nigris, apice flavis. Long. 5-6 lin. S $ • 



Prov. Parana, Brazil [coll. W. W. Saunders and H. W. 

 Bates). 



Elongate and nan-ow in form. Head coarsely punctured. 

 Antennae rather more than half the length of the body, not 

 thickened, regularly serrate from the sixth joint ; fifth also a 

 little dilated at the apex ; basal half black, apical half cas- 

 taneous. Thorax rather short, cylindrical ; sm-face with four 

 tubercles and a central raised line; interstices with large, 

 circular, scattered punctures. Elytra reaching nearly the 

 base of the pygidium, moderately narrow and subparallel 

 from a little beyond the base ; apex broadly sinuate-truncate ; 

 surface glassy, although finely and sparsely punctured and 

 setose ; margins coarsely rugose-punctate and black ; disk 

 pale brown (palest near the base) ; apex with a longish yel- 

 low spot. Beneath shining chestnut-red ; thorax blackish ; 

 Legs black ; hind pair much elongated ; thighs abruptly 

 clavate. Abdomen of male slender and linear, of female sub- 

 petiolated. 



AA. Thorax subovate. 

 a. Hbid legs elongate, slender ; femora abruptly clavate. 



16. Odontocera nigriclavis^ n. sp. 



0. elongata, nigra ; pedibus posticis (clava femorali scapoque tibiali 

 nigris exceptis) et tarsis omnibus flavo-testaceis ; vitta discoidali 

 elytrorum albo-testacea, vitrea. Long. 5-6 lin. S 2 • 



Prov. llio Janeiro and Parana, Brazil {coll. W. W. Saunders, 

 Dr. Baden, and H. W. Bates) . 



Closely allied to 0. dispar (Bates), but having longer elytra, 

 yellow tarsi, and female concolorous with the male, &c. Head 

 with elongated muzzle. Antennse half the length of the body, 

 thickened from the fifth joint ; black, bases of the joints testa- 

 ceous tawny. Thorax elongate, gradually narrowed behind ; 

 surface longitudinally impressed, clothed with long hairs, and 

 closely reticulate-punctate. Elytra reaching to middle of the 

 third segment, nearly parallel from after the base, truncate 

 at the apex, thickly punctured and black on the borders ; 

 disk occupied by a Avhitish vitreous vitta. Legs black ; tarsi 

 testaceous yellow ; the hind legs moderately elongated ; femora 

 abruptly clavate; tibia? with a dense brush of black hairs 

 round the apical half; base of thighs and of tibije testaceous 

 yellow. 



