LAEYAL FORMS OF COLEOPTERA 



Plate 86 (Drawn by J. A. Hyslop) 



Elateridae-Pijrophorinae (A-E) 

 Ekderidae-Elaterinae (F-U) 



A. 



A.' 



B. 



C. 



D. 



E. 



P. 



G. 

 H. 



I. 

 J. 

 K. 



L. 



M. 



N. 

 0. 

 P. 



Q. 

 R. 



T. 



U. 



Cryptoliypnus abbreviatus Say 



Elater nibrieollis Hbst. 



Betarnion bi<i'eminatiis Rand. 



Crigmns abriiptiis Say 

 Parallelostethus atteniiatiis Sav 



Frons with nasale. 



AVoin tip of iiasale. 



Head. Ventral view. 



Righi mandible. Dorsal view. 



Right mandible. Ventral view. 



Larva. Dorsal view. 



Left antenna ; • notice one 

 tactile papilla. 



Frons with nasale. 



Inner surface of right mandi- 

 ble. 



Right mandible. Dorsal view. 



Head. Ventral view. 



Seventh abdominal segment. 

 Ventral view. 



Larva. Dorsal view. 



Right antenna ; notice one 

 tactile papilla. 



Head. Dorsal view. 



Right mandible. Dorsal view. 



Head. Ventral view. 



Larva. Dorsal view. 



Ninth and tenth abdominal 

 segment. Ventral view. 



Seventh abdominal segment. 

 Ventral view. 



Left antenna ; notice six 

 tactile papillae. 



Right antenna ; notice numer- 

 ous tactile papillae. 



258 



