CONTENTS. 



xvu 



CHAPTEK XIV. 



THE CAT S HEXICOLOGY. 



SECT 

 1 



living 



The various relations of 



creatures to their environment 



2. The Felidse and physical condi- 



tions, such as warmth, light, 

 and moisture . . . . 



3. The geograjjhy of the Felidce 



4. Zoological geographical regions . 



5. The relations of the Felidse to 



time . . . . • 



PAGE 



494 



494 

 495 



497 



501 



SECT. 



6. Certain 



-.1 



9. 



10. 



elementary facts of 

 geology 



The paUeontology of the Felidse . 



Non-feliue mammalian remains 

 contemporary with or antece- 

 dent to fossil cats 



The inter-relations between cats 

 and other living creatures 



The parasites of cats 



PAGB 

 501 



502 



503 



508 

 509 



I 



CHAPTEE XV. 



THE PEDIGREE AND ORIGIN OF THE CAT. 



g-"CT. PAGE 



1. Meaning of the Cat's 'pedigree ' 



and ' origin' . . . 512 



2. No present need to argue in 



favour of evolution . . 512 



3. Probability of the Cat's descent 



through viverrine ancestors . 512 



4. The probable genetic relations 



or phylogeny of the .ffiluroidea 513 



5. The probable phylogeny of the 



Carnivora . . . .514 



6. Primitive mammals probably not 



marsupial . . . . 515 



7. Summary of the Cat's pedigree . 517 



8. Premammalian ancestors un- 



known .... 518 



9. Different possible modes of evolu- 



tion 519 



10. What are 'species,' 'genera,' 

 ' families, ' ' orders, ' and 

 ' classes ' ? . . .520 



SECT. PAGE 



11. We have experience of the origin 



of all of these . . . . 521 



12. What our experience should 



lead us to expect as to the 

 origin of Cat species . . 522 



13. We seem to have experience as to 



the origin of life itself . . 524 



14. Our experience as to modes 



of origin .... 524 



15. Necessity of the idea of an in- 



ternal force . . . . 525 



16. Psychogenesis .... 526 



17. The cause of Psychogenesis . . 526 



18. Prototypal ideas . . .528 



19. Science is a knowledge of causes, 



and a knowledge of all causes 



is necessary for perfect science 530 



20. Utility of the study of ' types ' . 530 



