352 CLAVICORNIA — SCYDMAENIDAE. 



CJaciger. 



Reddish-yellow, sliiny. Antennae with last four joints 

 liroad, apex of second, fourth and last one truncate, of third 

 rounded ; abdomen with a deep depression in middle. L. 

 11. Common. C. foveolatus,M.\\\\. 



SCYI)3IABNIJDAJE, 



A, Second joint of lal)ial palpi the longest. 



(I. Last joint of maxillary palpi short, conical. 



Posterior coxae placed far apart ; hases of antennae not 

 very distant from each other. Eumicrus, Lap. 



h. Last joint of maxillary palpi distinct, awlshaped. 



Posterior coxae placed not far apart ; bases of antennae 

 distant from each other. Scydmacnus, Latr. 



J5. First joint of labial palpi the longest. 



a. Ligula deeply emarginate ; thorax not or scarcely 

 narrowed behind, almost as broad in front as elytra, 

 which are truncate at apex. 



Mandil)les strongly bent, apex simple ; last joint of 

 maxillary pali)i very small, conical. Head only slightly 

 constricted behind. Euthia, Steph. 



h. Tjigula scai'cely emarginate ; thorax large and broad, 

 slightly narrowed beldnd, broader in front than elytra, 

 which are rounded at apex. 



Mandil)les emarginate at apex ; last joint of maxillary 

 palpi very small, conical. Head scarcely constricted Ijehind. 



Cc2}hennium, Mull. 



Am Piody pitch-brown ; thorax somewhat cylindrical, gradu- 

 ally narrowed in front, scarcely narrowed behind, with 

 four basal depressions. 



Antennae and legs reddish-yellow. Thorax with a row 

 of depressions at base ; anterior tarsi dilated. L. 1| 1. 

 Common. E. tarsatus, Mlill. 



J?. Body reddish-yellow ; thorax almost globular, without 

 basal depressions. 



Keddisli-yellow, shiny, with very fine pale pul)escence. 



