Longicorn Coleoptera of Tropical America. 41 



que nigris ; elytris pallide brunneis, vitreis, marginibus anguste 

 nigris, apice flavis. Long. 5-6 lin. c^ $ . 



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

 Bates). 



Elongate and narrow 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 ; surface 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 spai-sely 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. Hhul legs elonr/ate, 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. cJ $ . 



Prov. Rio Janeiro and Parana, Brazil [coll. W. W. Saunders, 

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



Closely allied to 0. dis^yar (Bates), but having longer elytra, 

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

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

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

 ceous tawny. Thorax elongate, gradually naiTowed behind j 

 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 whitish vitreous vitta. Legs black ; tarsi 

 testaceous yellow ; the hind legs moderately elongated ,■ femora 

 abruptly clavate; tibia3 with a dense brush of black hairs 

 round the apical half; base of thighs and of tibia? testaceous 

 yellow. 



