92 



Inhabits Brazil. A single specimen taken by Mr. Miers near Rio, 

 is in that gentleman's cabinet. This and the two following species 

 are allied to those placed by Serville in his genus Odontocera, but 

 will eventually, in all jnobability, be considered generically distinct. 



Odon. Eirene. Puncta, nigro-chalybea metatarsis albis : antennne 

 dimidio corporis vix breviores, apicem versus crassiores, vix 

 dentatse : facies elongata medio sulcata : elytra attenuata apice 

 truncata, paullo abbreviata, neque metalas nee abdomen tegen- 

 tia : metapedes elongati, metatibiis hirtis, femoribus vix tumidis. 

 (Corp. long. '5 unc. lat. "06 unc.) 



Inhabits Brazil. A single specimen, taken by Mr. Miers near Rio, 

 is in that gentleman's cabinet. 



Odon. Eunomia. Caput porrectum, elongatum, flavidum, oculis 

 nigris, antennis apice crassioribus, subdentatis, dimidio corporis 

 longioribus, fuscis, articulis basi pallidioribus : prothorax fla- 

 vidus, dorso fuscus, punctus : scutellum nigrum : elytra attenu- 

 ata, apice truncata, paullo abbreviata, neque metalas nee abdomen 

 tegentia; nigra, vitta suturali apicem versus acuminata testacea: 

 femora tumida, metapedes elongati, metatibiis hirtis, pro- et me- 

 sopedes, sternum et abdomen flavida ; metapedes (basi femorura 

 pallido excepto) nigri. (Corp. long. ".SS unc. lat. "05 unc.) 



Inhabits Brazil. A single specimen, taken by Mr. Miers near Rio, 

 is in that gentleman's cabinet. 



Odon. ? Maia. Badia, lanugine argentea obsita, oculi magni, ni- 

 gri ; caput ante antennas elongatum, longitudinaliter sulcatum : 

 antennae corpore manifesto longiores, apice haud incrassatffi, 

 nullo modo dentatae, ll-articulatae, articulus Imus badius, 2 — 7 

 nigri, 8 albus, 9 albus apice nigro, 10 et 11 nigri: prothorax 

 capite manifesto longior, vix latior, fere cylindraceus, badius, 

 nitidus : scutellum albo-lanuginosum : elytra attenuata, hand 

 abbreviata, apice subtruncata, nitida, puncta, pallide testacea, 

 lateribus fuscis : femora paullo tumida, metapedes elongati, 

 metatibiis hirtis ; abdomen subtus et pedes pallida, metatarsis 

 albidis. (Corp. long. '4 unc. lat. "07 unc.) Manifesto genus 

 alterum. 



Inhabits Brazil. A single specimen, taken by Mr. Miers near Rio, 

 is in that gentleman's cabinet. This insect, as will be seen by a pe- 

 rusal of the description, is of a most aberrant form. 



