TABLE OF CONTENTS. 



LECTUEE I. 



Introductory, 



The New Things of Biology, 

 Time, the Sexton, 

 Duckbill and Echidna, 

 Groups of the Mammalia, . 

 Charles Darwin, 

 The first Historical ]\Ian, , 

 The Australian Region, 

 The first Creature witli Xails, 

 Primary Amphibia, . 

 Protozoa and JVIetazoa, 

 Low Ancestral Types, 

 Family Arrangements, 



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3 



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5 



6 



7 



8 



9 



10 



11 



12 



Care of the Offspring, 

 The Crown of Creation, 

 Larviform Embryo of the Mole, 

 Great Weights on Small Wires, 

 Influence of Surroundings, 

 Adaptation or Extinction, 

 Metamorphosis of the Frog, 

 Man's Ancestors all buried, 

 Eastern Cosmogony, 

 Hyperbolical Asiatics, 

 A Buddhist Miracle, 

 Antiquated Theories, 



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LECTUEE II. 



Prototheria (Monotremata). 



Compound Nature of the Lower 



Jaw, .... 

 Bones forming the Ear-chain, 

 New Elements of the Ear, 

 The Egg-breaking Beak, . 

 The Frog's Kindred, 

 Ancestors of the Mammalia, 

 Young Duckbills, 

 All Animals come from Eofsrs, 

 Evolution of a Hairy Creature, 

 Relation of Mammals to Reptile.- 

 Jacobson's Organs, . 

 Old and New Structures, . 

 A Country M'ithout Birds, 

 Skeleton of the Prototheria, 

 Primary Respiratory Organ, 

 Respiration of a Soft-shelled 



Turtle, .... 

 Oxygen consumed in Pharyngeal 

 Respiration, . 



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