450 LIFE OF PROFESSOR HUXLEY 



" Observations on the Structure and Affinities of Himan- 



topterus," Quart. Joiir. Geol. Soc. xii. (1856), 34-37. 



Set. Mem. i. 

 " Further Observations on the Structure of Appendicula 



Flabellum (Chamisso)," Quart. Jour. Micr. Soc. iv. 



(1856), 181-191. Sci. Mem. i. 

 " Note on the Reproductive Organs of the Cheilostome 



Polyzoa," Quart. Jour. Micr. Soc. iv. (1856), 191, 



192. Sci. Mem. i. 

 " Description of a New Crustacean (Pygocephalus Cooperi, 



Huxley) from the Coal-measures," Quart. Jour. Geol. 



Soc. xiii. (1857), 363-369. Sci. Mem. L 

 " On Dysteria, a New Genus of Infusoria," Quart. Jour. 



Micr. Soc. V. (1857), 78-82. Sci. Mem. i. 

 " Review of Dr. Hannover's Memoir : Ueber die Entwicke- 



lung und den Bau des Saugethierzahns," Quart. Jour. 



Micr. Soc. V. (1857), 166-171. Sci. Mem,, i. 

 " Letter to Mr. Tyndall on the Structure of Glacier Ice," 



Phil. Mag. xiv. (1857), 241-260. Sci. Mem. i. 

 " On Cephalaspis and Pteraspis," Quart. Jour. Geol. Soc. 



xiv. (1858), 267-280. Sci. Mem. i. 

 *' Observations on the Genus Pteraspis," Brit. Assoc. 



Report (1858), part ii. 82, 83. Sci. Mem. i. 

 " On a New Species of Plesiosaurus (P. Etheridgii) from 



Street, near Glastonbury ; with Remarks on the 



Structure of the Atlas and the Axis Vertebrae and 



of the Cranium in that Genus," Quart. Jour. Geol. 



Soc. xiv. (1853), 281-94. Sci. Mem. I 

 " On the Theory of the Vertebrate Skull," Proc. Roy. Soc. 



ix. (1857-59), 381-457 ; Ann. and Mag. of Nat. Hist. 



iii (1859), 414-39. Sci. Mem. i. 

 " On the Structure and Motion of Glaciers," Phil. Trans. 



Roy. Soc. cxlvii. (1857), 327-346. (Received and 



read January 15, 1857.) Sci. Mem. ii. 

 "On the Agamic Reproduction and Morphology of 



Aphis," Trans. Linn. Soc. xxii. (1858), 193-220, 



221-236. (Read November 5, 1857.) Sci. Mem. ii 



