Horn] 



306 



[June 20, 



Paromaltjs, Ericlis. 

 The antennal club is received in a cavity at the middle of the pro- 

 thoracic p.irapleurae. 



The species are thus distinguished : 

 Form strongly depressed, elytra without entire 

 striae. Presternum bistriate. 

 Third dorsal stria strongly impressed, more than 



one-third the length of elytron sequalis. 



Third dorsal stria obliterated or existing in a 



mere trace estriatus. 



Form moderately convex, elytra striate. Prester- 

 num bistriate. 

 Fourth dorsal stria joining the sutural by an arc; 

 subhumcral very short or obsolete. 



Elytra normally striate, intervals flat conjunctus. 



Elytra with deeply impressed stria?, intervals 



concave geminatus. 



Fifth dorsal or none joining the sutural, fourth 

 not arched. 

 Surface metallic. Subhumeral stria entire, 



fifth dorsal abbreviated mimeticus. 



Surface not metallic, black or piceous. 

 Subhumeral stria entire. 

 Form oval, moderately convex. 

 Fifth dorsal stria entire. 



Sutural stria entire, joining the fifth... quatuordecimstriatus. 



Sutural stria abbreviated lautus. 



Fifth dorsal continued by distant punc- 

 tures. 



Sutural stria abbreviated opuntise. 



Form parallel, subcylindrical tejonicus. 



Subhumeral short, apical, sometimes want- 

 ing. 

 Form broadly oval, convex. 



Subhumeral distinct at apex ; a short 



outer subhumeral consors. 



Subhumeral entirely obliterated gilen>is. 



Form oblong strongly depressed. 



Subhumeral abbreviated at base and 



apex tenellus. 



Form convex, elytra without entire stria;, prester- 

 num not striate, anterior tibue minutely 4-den- 

 tate. 

 Form oblong, subdepressed, marginal stria of 



mesosternum visible at middle bistriatus. 



Form oval, convex, mesosternal stria broadly 

 interrupted seminulum . 



