446 LIFE OF PROFESSOR HUXLEY 



Vol, VIII. " Discourses, Biological and Geological." First 



edition printed 1894 ; reprinted 1896. 

 VoL IX. " Evolution and Ethics and other Essaya" 



First edition printed 1894; reprinted 1895, 1898. 

 " Scientific Memoirs," voL i. printed 1898, voL ii. printed 



1899, voL iii. 1901, vol. iv. 1902. 



SCIENTIFIC MEMOIRS 



•' On a Hitherto Undescribed Structure in the Human 



Hair Sheath," Lond. Medical Gazette, i. 1340 (July 



1845). 

 " Examination of the Corpuscles of the Blood of Amphi- 



oxus Lanceolatus," Brit. Assoc. Report (1847), pt. ii. 



95 ; Sci. Mem. i. 

 " Description of the Animal of Trigonia," Proc. Zool. Soc. 



voL xvii. (1849), 30-32 ; also in Ann. and Mag. of 



Nat. Hist. V. (1850), 141-143 ; Sci. Mevi. i. 

 " On the Anatomy and the Afiinities of the Family of 



the Medusae," Phil. Trans. Boy. Soc. (1849), pt. ii. 413 ; 



Sci. Mem. i. 

 " Notes on Medusae and Polypes,'' Ajiu. and Mag. of Nat. 



Hist. vi. (1850), 66, 67 ; Sci. Mem. i. 

 " Observations sur la Circulation du Sang chez les 



Mollusques des Geni-es Firole et Atlante." (Extraites 



d'une lettre adressee a M. Milne-Edwards.) Annates 



des Sciences Naturelles, xiv. (1850), 193-195 ; Sci. 



Mem. i. 

 " Observations upon the Anatomy and Physiology of 



Salpa and Pyrosoma," Phil. Trans. Roy. Soc. (1851), 



pt. ii. 567-594 ; also in Ann. and Mag. of Nat. Hist. 



ix. (1852), 242-244 ; Sci. Mem. i. 

 " Remarks upon Appendicularia and Doliolum, two 



Genera of the Tunicata," Phil. Trans. Roy. Soc. (1851), 



pt. iL 595-606 ; Sci. Mem. i 



