CONTENTS. 
Page. 
Introduction I 
History 2 
Anatomy 12 
Wing 13 
Humerus, shoulder, and elbow 13 
Phalanges 17 
Sternum and shoulder girdle 17 
Teeth 20 
Milk dentition 20 
Dental formula 23 
Normal cusps 29 
Interrelation of teeth 33 
Modifications of cusps 36 
Classification 43 
Order Chiroptera 43 
Suborder Megachiroptera 44 
Family Pteropidse 45 
Subfamily Pteropinse 45 
Genus Cynopterus F. Cuvier 47 
Genus Niadius Miller 49 
Genus Thoopterus Matschie 50 
Genus Ptenochirus Peters 51 
Genus Megserops Peters 51 
Genus Balionycteris Matschie 52 
Genus Sphserias Miller 53 
Genus Rousettus Gray 54 
Genus Pterocyon Peters 55 
Genus Pteropus Brisson ■ 56 
Genus Acerodon Jourdan 59 
Genus Desmalopex, new genus 60 
Genus Pteralopex Thomas 60 
Genus Boneia Jentink 61 
Genus Styloctenium Matschie 62 
Genus Dobsonia Palmer 63 
Genus Scotonycteris Matschie 64 
Genus Epomophorus Bennett 65 
Genus Hypsignathus H. Allen 67 
Subfamily Kiodotinse 68 
Genus Eonycteris Dobson 69 
Genus Callinycteris Jentink 69 
Genus Kiodotus Blyth 70 
Genus Odontonycteris Jentink 71 
Genus Syconycteris Matschie 72 
Genus Trygenycteris Lydekker 73 
Genus Melonycteris Dobson 73 
Genus Nesonycteris Thomas 74 
Genus Notopteris Gray 74 
VII 
