APPENDIX 271 



(J. Linn. Soc. (Zool.), xii, 1876, pp. 199-226. page 

 Read December 3, 1874. Sci. Mem., iv, v, 



P- 35) 12 3 



176. "On the Recent Work of the Challenger Expedi- 



tion, and its bearing on Geological Problems " 

 (Proc. Roy. Inst., vii, 1875, pp. 354-7. Sci. 

 Mem., iv, vi, p. 61. Coll. Essays, viii, p. 69) , 123-4 



177. " A Course of Practical Instruction in Elementary 



Biology" (in collaboration with Dr. H. N. 

 Martin), 1875 126 



178. "On Stagonolepis Robertsoni, and on the Evolu- 



tion of the Crocodilia " (Q. J. Geol. Soc, xxxi, 

 1875, pp. 423-38. Sci. Mem., iv, vii, p. 66). 127 

 1 "9. "Contributions to Morphology. Ichthyopsida. 

 No. 1. On Ceratodus Forsteri, with Observa- 

 tions on the Classification of Fishes " (Proc. 

 Zool. Soc, 1876, pp. 24-59. Received January 

 4, 1875. Sci. Mem., iv, viii, p. 86) . . 127 



180. " On the Position of the Anterior Nasal Apertures 



in Lepidosiren " (op. cit., pp. 180-1. Received 

 January 7, 1876. Sci. Mem., iv, ix, p. 125) . 127 



181. "On the Border Territory between the Animal 



and the Vegetable Kingdoms " (Macmillan's 

 Magazine, 1876. Sci. Mem., iv, xi, p. 145. 

 Coll. Essays, viii, p. 162) .... 128 



182. " Address on University Education " (Coll. Essays, 



iii, p. 235) . . . . . . 131-2 



/ 183. "Three Lectures on Evolution" (Coll. Essays, 



iv, p. 46) 132 



184. "On the Study of Biology" (Coll. Essays, iii, p. 



262) . . . . . . . . 133-4 



185. "On the Evidence as to the Origin of Existing 



Vertebrate Animals" (Nature, xiii, 1876, pp. 

 388-9, 410-2, 429-30, 467-9, 514-6 ; xiv, 1876, 

 PP- 33-4- Sci - Mem., iv, xii, p. 163) . 134-5 



186. "On the Nature of the Craniofacial Apparatus 



of Petromyzon " (J. Anat. and Physiol., x, 1876, 



pp. 412-29. Sci. Mem., iv, x, p. 128) . . 135 



187. " Elementary Instruction in Physiology " (Coll. 



Essays, iii, p. 294) 136 



