318 BRACHELYTRA — HOMALIIDAE. 



elytra reddisli-yellow ; antennae red, all the joints longer 

 than Ijroad ; legs reddish-yellow. Thorax rather broader 

 tlian long, diliusely punctured, with an impression before 

 scutellum and two feebler ones near side margins ; elytra 

 double as long and broad as thorax, finely and rather closely 

 punctured. L. 3 1. Scarce. D. dichrous, Gr. 



In variety LeacM, Curt., the elytra are brown at apex. 



HOMALIinAU. 



A, First joint or first two joints of posterior tarsi longer 

 than succeeding ones. 



a. Maxillary palpi threadlike. 



I. Mandililes with two teeth on each. 



1, Tarsal claws with a small membranous ap- 

 pendage on inner-side ; last joint of maxillary 

 palj)i longer than penultimate one. 



Labrum parchmentlike, slightly emarginate in front, 

 generally with a membranous border ; maxillary lobes 

 membranous. Head with two oblique furrows ; elytra 

 broader than tliorax ; abdomen flat, suddenly narrowed at 

 apex ; tibiae M'ithout spines, first joint of posterior tarsi 

 elongate. Anthophagus, Gr. 



2. Tarsal claws simple ; last joint of maxillary 

 palpi distinctly smaller than penultimate one. 



Labrum parchmentlike, straight in front, without mem- 

 l)ranous border ; otherwise resembling Anthophagus. 



Geodromict(s, Eedt. 



II. Mandi1)les with one tooth on each before middle. 



Labrum horny at base, broadly membranous at apex ; 

 maxillary lobes elongate, horny; third joint of maxillary palpi 

 exceedingly small, fourth almost one-third longer than second. 

 Forehead with a slight depression on eacli side, ocelli ratlier 

 farther from one another than from the eyes ; thorax nar- 

 rower than elytra ; tibiae without spines, first joint of pos- 

 terior tarsi elongate. Lesteva, Latr. 



III. Mandibles rather short, without teeth. 



/. First joint of ])Osterior tarsi rather longer than 

 second. 



