WASPS 



209 



a-s 



FiG. 77. Diagram of wasps' nest towards the end of summer. A, entrance to nest ; 

 Ci-C5, first to fifth combs ; CC, cells closed with wasp paper ; E2, 3, cells containing 

 eggs for the second and third times respectively ; F, cells that have thrice been tenanted 

 by grubs and are now discarded for breeding purposes ; G, larvae of a dipterous fly acting 

 as scavengers of the ddbris that is ejected from the nest ; H, hole in ground by which 

 wasps approach A ; L2, L3, cells containing larvae in various stages of growth for the 

 second and third times respectively; Pi, P2, P3, " capped " cells containing pupae (or 

 imagines ready to emerge) for the first, second, and third times respectively ; QC6, QC7, 

 sixth and seventh combs containing royal (queen) cells only ; QL, QP, cells containing 

 larvae and pupae respectively, which are to give rise to young queens ; R, root to which 

 nest is suspended ; RC, cells used thrice and now reduced in height ; S, pillars of wasp 

 paper suspending comb to comb ; T, tunnel from H to A ; W, wrappings. 

 VOL. I. 14 



