252 ANIMAL ACTIVITIES. 
MAN 
TAILLESS APES 
BIRDS 
TAILED MONKEYS 
2 UNGULATES 
Ce, ELEPHANTS BEASTS OF PREY SEALS 
(Primitive) UNGULATES 
Primitis cs 
RopentTs | aa (Primitive) FLESH-FEEDERS 
LEMURS Ss 
INSECT-FEEDERS 
PLACENTALS INSECTS CRUSTACEA 
MARSUPIALS 
MOLLUSCA 
(Cuttlefish 
Oysters ) 
MONOTREMES 
REPTILES 
AMPHIBIA 
ROTIFERS ? 
BONY _FISH DIFNOI 
GANOID FISH 
ECHINODERMATA 
IRTS (Sea-lilies 
ANCELE Star-fish) 
ANNULOSA 
CCELENTERATA 
(Jelly-fish SPONGES 
Coral-builders) se 
PROTOZOA 
(Ameebee 
Monera) 
Fic. 205.—A Genealogical Tree. 
