CONTENTS. 



Paga 



Introduction 23 



Ccratopogon guttipennis 23 



The larva 24 



The pupa 25 



Other species of Ceratopogon 26 



Other blood-sucking Chironomidse 28 



ILLUSTRATIONS 



Page. 

 Fig. 3. Ceratopogon guttipcnnis: adult, larva, pupa, details 24 



4. Ceratopogon guttipcnnis: mouth parts of adult 24 



5. Ceratopogon varicolor: pupa 25 



6. Ceratopogon stellifer: adult 26 



II 



