ANISOTOMIDES. 389 



longer than second ; ligiila bilobed ; joints of laLial palpi 

 increasing slightly in length ; base of thorax with a row of 

 larger punctures ; elytra with nine punctured striae, inter- 

 stices finely punctured, the alternate ones generally with 

 scattered larger punctures. Anisotoma, Knoch. 



1), All tarsi with five joints. 



«. Antennae with five-jointed, interrupted club. 



Mandibles toothed in middle ; last joint of maxillary 

 palpi as long as the two preceding together, gradually nar- 

 rowed, apex truncate ; ligula bilobed ; first and third joints 

 of labial palpi equal in length and longer than second ; 

 mesosternum not ridged. Hydnohius, Schmidt. 



b. Antennae with three-jointed club. 



Seventh joint of antennae not broader than eighth ; 

 second joint of maxillary palpi elongate, longer than fourth 

 joint, which is pointed ; last joint of labial palpi larger 

 than the others ; mesosternum not ridged ; thorax with a 

 transverse furrow at base. Triarthron, Miirk. 



Agaricoph agiis. 



Oblong, slightly convex. Eeddish-yellow. Head large ; 

 thorax with fine impressed transverse lines and scattered 

 punctures ; elytra with fine punctured striae, interstices 

 with transverse impressed lines. Posterior femora of male 

 with a tooth (directed backward) in middle of under-side. 

 L. 1 1. Scarce. A. cephalotes, Schmidt, 



Colenis, 



Short ovate, convex. Reddish-yellow. Thorax smooth ; 

 elytra with very fine punctured striae, interstices with 

 transverse impressed lines. Posterior femora of male broad, 

 with two teeth beneath. L. ^ — § 1. Common. 



C. dentipes, Gyll. 



Cyrtusa. 



A, Posterior angles of thorax rather sharp right angles ; 

 posterior femora of male with a pointed, recurved tooth 

 at apex beneath. 



Short ovate. Eed-yellow. Elytra with regular rows of 

 punctures, reaching almost to base, interstices with finer 



