NO. II LARVAE OF THE ELATERID BEETLES GLEN 229 



Fig. 23. — Ludius nitiduhis group. 

 a, h, e, g, Ludius nitidulus (LeConte) : a, frontoclypeal area dorsal view; 

 b, left mediotergite of seventh abdominal segment, dorsolateral view ; e, left 

 urogomphus, lateral view; g, ninth abdominal segment, dorsal view, c, L. rufo- 

 pleuralis Fall (?) : nasale, dorsal view. d. f, L. mgrxcornis (Panzer) (?): 

 d, nasale, dorsal view ; /, left urogomphus, dorsal view. 



