^54 Annals Entomological Society of America [Vol. X, 



Fig 6 Orthostelhus infuscatus Germ, a, dorsal aspect of larva; b, ventral aspect 

 of head; c, lateral aspect of head; d, lateral aspect of abdominal seg- 

 ment; e, antenna; f, nasale and front; g, ventral aspect of right man- 

 dible; h, inner aspect of same; i, abdominal spiracle; j, ventral aspect 

 of 9th and 10th abdominal segments. 



