180 BACIS. 



Tapinotarsus Kirschii, sp. n. 



Ovatus, convexus, rufo-testaceus, thorace nitido, parce punctu- 

 lato, basi in medio nigro ; elytris ochraceis nigro signatis, sutura 

 rufo-testacea, stria suturali integra, lituris transversis 15 nigris, 

 pimctis cingulatis. L. 3i liii. 



A m azons (Bates) . 



The markings are very like those of Priot. iigrlnlpenms. 



Tapinotarsus ? brachymeroides, sp. n. 



Oblongo-ovatus, niger, capite ahdomine elytrisqne nifo-brun- 

 neis ; thorace brevi, sat hito, punctuhito, basi vix sinuate, elytris 

 dorso punctato-striatis, lateribus punctoriim seriebus ovatis 5 

 signatis. L. 3 — 3^ lin. 



Amazons (Bates), 



The coloration is exactly that of Brachysphceniis fulvlfro7is, 

 from which it differs by the rostrum and smaller thorax ; the 

 punctuation is very curious and is eAddently allied to that of 

 P. maculatus. 



Bacis. 



iClievrolai) Lac. Erot. 502 itjjp. 3-punctatus, Dup.), 



This genus is difficult to define ; it has the gemellate punctua- 

 tion and marginal stria of Priotelus, from which it differs by its 

 broadly ovate form, and by the structure of the presternum which 

 is produced on either side from the coxa^ in a straight line towards 

 the margin, the epipleuree in front being narrow, and concave, 

 while in Priotelus the suture goes from the coxie straight to the 

 anterior margin and the epipleurae and presternum are on one 

 plane. 



Bacis tripunctatus. 



Erotylus triimyictatus, Dwp. Erot. 36, T. iii. f. 71. 

 Bacis ' , Lac. Erot, 503. 



Cayenne. 



Bacis scutellaris. 



Bacis scutellaris, Lac. Erot. 504. 

 — ■ ambiguus, Lac. Erot. 505. 

 Cayenne. 

 B. ambiguus differs only in having the scutellum pale. 



Bacis immaculicollis, sp. n. 



Breviter ovatus, testaceus, elytris pallidis, scutello antennarum 

 clava, tibiis femoribusque extus nigro-fuseis ; thorace transverso 



