NO. II LARVAE OF THE ELATERID BEETLES GLEN 223 



Fig. 17. — Ludius propola group. 



a-c, Ludius propola propola (LeConte) : a, ninth abdominal segment, dorsal 

 view ; b, right antenna, medial view ; c, left urogomphus, lateral view, d, e, 

 L. pudicus Brown: d, urogomphi, dorsal view; e, left urogomphus, lateral view. 

 /, g, L. hieroglyphicus (Say) : /, urogomphi, dorsal view; g, left urogomphus, 

 lateral view. 



