EXTINCT VERTEBRATES 47 



of this is thus amusingly given in a letter to Hooker of 

 the previous year : — 



" Why I value your and TyndalPs and Darwin's friendship 

 so much is, among other things, that you all pitch into me when 

 necessary. You may depend upon it, however blue I may look 

 when in the wrong, it's wrath with myself and nobody else " 

 (Life, i, p. 157). 



The scientific memoirs of the year, chiefly palaeonto- 

 logical, are as follows : — 



r . " On the Stagonolepis Robertsoni ( Agassiz) of 

 the Elgin Sandstones ; and on the Recently Discovered 

 Footmarks in the Sandstones of Cummingstone " (Q. J. 

 Geol. Soc, xv, 1859, pp. 440-60. Sci. Mem., ii, v, 

 p. 94). — The remains of a supposed fossil fish are 

 here proved to be in reality those 9f a crocodilian reptile. 



2. "On some Amphibian and Reptilian Remains 

 from South Africa and Australia" (op. cit., xv, 1859, 

 pp. 642-9. Read March 3, 1859. Sci. Mem., ii, vi, 

 p. 120). 



3. " On a New Species of Dicynodon (D. Murrayi), 

 from near Colesberg, South Africa ; and on the Structure 

 of the Skull in the Dicynodonts" (op. cit., xv, 1859, 

 pp. 649-58. Read March 23, 1859. Sci. Mem., ii, 

 vii, p. 130). — The reptile in question belongs to an 

 extraordinary extinct group, among which the species of 

 Dicynodon possess only two teeth, these being in the 

 form of tusks projecting from the upper jaw. 



4. "On Rhamphorhynchus Bucklandi, a Ptero- 

 saurian from the Stonefield Slate" (op. cit., xv, 1859, 

 pp. 658-70. Read March 23, 1859. Sci. Mem., ii, 

 viii, p. 141). — This deals with one of the extinct flying 

 reptiles. 



5. " On a Fossil Bird and a Fossil Cetacean from 

 New Zealand" (op. cit., xv, 1859, pp. 670-7. Read 



