CERYLON. 455 



stronger, mesosterniim more strongly punctured at base 

 and almost impunctate at apex, antennae and tarsi tliicker. 

 L. 1— 1^ 1. Bare. 6\/a^i, Bris. 



B» Thorax and elytra red-brown. 



a. Elytra with strong punctured striae, indistinct near 

 apex, first interstice with a row of very fine punctures. 



Narrower than G. histeroides. Head, antennae and legs 

 red-brown. Thorax with sides parallel, base twice slightly 

 emarginate, punctuation rather diffuse, strong and deep, 

 closer and finer near sides. L. f — 1 1. Moderately com- 

 mon. C. a7igustatum, Er. 



b. Elytra with fine punctured striae, distinct to apex, 

 each interstice with a row of very fine punctures. 



Flat, narrow. Head, antennae and legs red-brown. 

 Thorax with sides parallel, base straight, punctuation not 

 very close, but rather strong, even. L. 4 1- Rare. 



0. clcplanatum, Gyll. 



CVCUJIDAB. 



A, Antennae scarcely or not at all thickened at apex. 



a. Last joint of labial palpi pointed. 



Antennae long, first joint not longer than head, second 

 and third joints short. Inner lobe of maxillae with a hook 

 at apex ; prosternum covering base of mesosternum. Tarsi 

 with five joints, narrow, first joint sliorter than second. 



Dendrophagus, Schonh. 



b. Last joint of labial palpi cut off obliquely. 

 Antennae very long, first joint longer than, or at least as 



long as head, second short, third longer. Inner lobe of 

 maxillae with a hook at apex ; prosternum fitting into a 

 hoUow in mesosternum. Tarsi with five joints, narrow, 

 first joint shorter than second. Broiites, Fab. 



B, Antennae thickened at apex. 



a, Male witli five joints to front pairs of tarsi and four 

 joints to posterior pair ; female with five joints to all 

 tarsi. 

 I, Inner lobe of maxillae with hook at apex ; last 



joint of maxillary palpi a little longer than third, 



pointed. 



