BADISTER. 41 



b. Elytra without slioulder spots. 



Black, sliining ; the extreme margin of thorax and elytra 

 j^ellowish. Left mandible excised above. L. 2 — 2| 1. 

 Not imcommon. B. peltatus, Panz. 



BROSCIDBA, 



A. Head as broad as thorax ; antennae longer than thorax. 

 Mandibles very prominent ; inner lobe of maxillae 



fringed ; apical joint of palpi nearly cylindrical ; thorax 

 heart-shaped, narrowly bordered at sides. Anterior male 

 tarsi with three joints dilated. Broscus, Panz. 



B. Head narrower than thorax ; antennae as long as 

 thorax. 



Mandibles moderately prominent ; inner lobe of maxillae 

 spiny ; apical joint of palpi long oval, truncate at apex ; 

 thorax nearly globular, constricted behind. Anterior male 

 tarsi with three joints dilated. Miscodera, Eschsch. 



Brosciis, 



Black ; forehead punctured ; elytra moderately arched, 

 with indistinct rows of punctures. L. 8|- — 10 1. Bather 

 Common. B. cephalotes, Lin. 



3Iiscode7^a. 



Dark bronze, highly polished ; antennae and legs red ; 

 elytra with some indistinct punctured striae near suture 

 (effaced behind). L. 3 1. Not common. 



3L arctica, Payk. 



PTEBOSTICHIDEA. 



A, Anterior tibiae narrow, not much thickened toward 

 apex ; the dilated tarsal joints narrow. 

 a. Tooth of nientum emarginate at apex ; rarely blunt. 

 I» Apical joint of labial palpi cylindrical. 



1, Hinder pairs of tarsi not furrowed ou the 

 outer-side. 

 A A, Claws simple. 



