Appendix A 367 



in favor of the theory he champions than has been es- 

 tablished in favor of the theories of any of the learned 

 and able scientific men from whose conclusions he dis- 

 sents. Further research, careful, accurate, and long ex- 

 tended, can alone enable us to decide definitely in the 

 matter; and this research, to be effective, must be un- 

 dertaken by many men, each of whom shall in large 

 measure possess Mr. Haseman's exceptional power of 

 laborious work both in the field and in the study, his in- 

 sight and accuracy of observation, and his determina- 

 tion to follow truth with inflexible rectitude wherever it 

 may lead — one of the greatest among the many great 

 qualities which lifted Huxley and Darwin above their 

 fellows. 



