COXTROL OF -WATTLE BAGWOEM. 



295 



The pre-pupal stage lasts for two or three days and the 

 pupal stage ten to fourteen days. The lai-^^a does not spin a 

 cocoon before pupating, but roughly binds itself against the 



Fig. 4. — Fhilopsychi' ahdominalis, Morley. Egg. 

 Fig. 5. — Philopsyclxe ahdominalis, Morley. Newlj--hatclied larva. 



Fig. 6. — Philopsyche ahdominalis, Morley. Mandible of larva. 

 Fig. 7. — Philopsyche abdo^ninalis, Morley. Spines on abdominal 



segments. 

 Fig. 8. — Phdopsychc ahdominalis, Morley. Head of ItTrva, front view. 



side of the bag by means of a few silken threads. In the 

 female pupa the ovipositor is curved over the back, but in the 

 adult this appendage is always directed postei'iorly (Fig. 3). 



F««i.9. 



Fig. 9. — Carcdia evolans, Wied. Adult female. 



Carcelia evolans is the commonest of the tachinid para- 

 sites of the bagworm. The eggs are found glued on the 



