OCALEA. 163 



h. Elytra not ninch liroader tlian tliomx. 



Dark pitch-brown, rather shiny; abdomen black, margins 

 of segments red-brown ; base of antennae and legs yel- 

 lowish-red. Head and thorax moderately closely, extremely 

 finely, indistinctly punctured, elytra also moderately closely 

 but more distinctly so. Penultimate joints of antennae 

 gradually a little broader; thorax slightly broader than 

 long. L. 2 1. Not uncommon. 0. castanea, Er. 



B. Elytra yellow-brown ; length of body 1| — If lines. 



Pitch-brown, shiny ; elytra yellow-brown ; abdomen 

 pitch-black, apex yellow-broAvn ; antennae reddish-yellow ; 

 legs yellow-red. Head and thorax rather diffusely, coarsely 

 and shallowly punctured, elytra moderately closely, coarsely 

 so. Penultimate joints of antennae not becoming broader ; 

 thorax as long as broad. Common. O.hadia, Er. 



Ischnofflossa, 



A, Thorax and elytra evenly punctured, very closely and 

 moderately finely. 



Brown-red ; head and abdomen before the apex pitch- 

 brown, apex of abdomen, antennae and legs reddish. Fifth 

 joint of antennae distinctly broader tlian fourth ; posterior 

 angles of thorax nearly right angles, transverse impression 

 indistinct. L. 1| — 1^ 1. Ptare. /. corticina, Er. 



-B. Thorax closely and finely punctured, elytra coarsely 

 wrinkled. 



Fifth joint of antennae scarcely liroader than fourth ; 

 posterior angles of thorax blunt but not rounded. 



a. Thorax dark pitch-brown, with red-brown margins. 



Elongate. Head Ijlackish, elytra red-brown, round the 

 scutellum and in the posterior angles darker, abdomen 

 red-brown, fifth segment Ijlackish, the last two brown ; legs 

 red-brown. L. 1^- 1. Not unconmion. /. rufo-incea, Kr. 



I). Thorax rust-red. 



Elongate. Head dark red-brown ; elytra rust-red, abdo- 

 men rust-red, fifth segment lilackish, the last two reddish- 

 yellow ; legs rust-red. L. 1 4 L Scarce. 1. 2rrolixa,(ufV. 



M 2 



