CLASSIFICATION OF VERTEBRATA 52 



Solenodontidae. Solenodon, Hayti and Cuba. 



Chrysochloridae. Ethiopian : Chrysochloris. 



Centetidae. Madagascar : Centetes, Oryzoryctes. 



Potamogalidae. African region. Potamogale, Ethiopian ; 

 Geogale, Madagascar. 



? Ictopsidae. Eocene, North America. 



? Adapiscoricidae. Eocene, Europe. 



2. Sub -order INSECTIVORA DERMOPTERA, Illiger. 

 Fore- and hind-limbs connected by a parachute. Eingers and 

 toes not elongated, free. 



Lower incisors pectinated, upper incisors multicuspid. 



Galeopitliecidae. Galeopithecus. Indo - China, Malay 

 Islands and Philippines. 



8. Order Chiroptera, Blumenbach. Anterior limbs trans- 

 formed into wings, second to fifth fingers elongated and carrying 

 part of the patagium. Mammae pectoral. Placenta discoidal, 

 deciduous. Cosmopolitan. 



Pteropodidae. Palaeotropical and Australian regions. 



Pteropus, Epomophorus, Notopteris. 



Vespertilionidae. Cosmopolitan. Since the Eocene of 

 Europe and North America. 



Vespertilio, Vesperugo, Plecotus, Thyroptera, Rhino- 



lophus, Nycteris. 

 Emlallonuridae. Inter tropical. 



Emballonura, Molossus, Phyllostoma, Vampyrus. 



9. Order Primates, Linne. Extremities modified into 

 hands and feet. 



Heterodont, diphyodont. 



Incisors -f , at least in the young. 



Orbit surrounded by a complete bony ring. 



Clavicles well developed. 



Testes scrotal, penis pendent. 



1. Sub-order LEMURES, Hubrecht. Orbit posteriorly 

 surrounded by a fronto-jugal arch, but widely communicating 

 with the temporal fossa. Mammae pectoral, excluding Chiromys. 

 Testes scrotal, penis pendent. Placenta non-deciduous, diffuse. 

 Allantois large. Pollex and hallux opposable. Second toe 

 with a pointed claw, other fingers and toes with flat nails. 



Lacrymal foramen outside the margin of the orbit. 



