NEW MALLOPHAGA, I,— WITH SPECIAL REFER- 

 ENCE TO A COLLECTION MADE FROM MARI- 

 TIME BIRDS OF THE BAY OF MONTEREY, 

 CALIFORNIA. 



(With Plates ii-xv.) 



BY VERNON L. KELLOGG 



CONTENTS. 

 The Mallophaga: Introduction. 

 Historical and Bibliographical. 

 European. 



American. 

 Structure. 

 External. 



Internal. 

 Life-History and Habits. 



Immature Sta^s. 



Parasitism. 

 Distribution. 



List of Hosts, with Parasites. 

 Systematic. 



Position among Insects. 



Classification, with Keys. 



Synopsis of Genera. 



Terminology. 



Account of Collections Examined. 



Methods of Collecting and Preserving. 



Descriptions of New Species, and Identification of Old Species. 



Index of Species. 



Explanation of Plates. 



The Mallophaga — Introduction. 



The Mallophaga constitute a small order of parasitic 

 insects which live externally on the bodies of birds and 

 mammals. The insects are small, one-tenth of an inch 

 being perhaps an average length, wingless, and have bit- 

 ing mouthparts, with which they feed on the feathers or 

 hair of their host, not sucking blood as the true lice do. 

 They have an incomplete metamorphosis. The structure 

 and habits of the insects have until recent years been very 



Peoc. Cal. Acad. Sci., 2d Ser., Vol. VI. March 7, 1896. 



