Dec. 2 1, 1 87 1 J 



NATURE 



147 



physical geographer will find the delicate questions of | physicist the temperature and the prevailing winds ; and 

 denudation, and of the excavation of hill and valley, dis- the surveyor the position and thickness oi the various 

 cussed ; the meteorologist will find the rain-fall tabulated ; strata from the Malverns eastward to London, 

 the hydraulic engineer the amount of water which is Prof. Phillips has, however, devoted his main streno-th to 

 available for the use of O.xford and of London; the the description of the wondrous forms of reptilian life which 



I and Fibula of Ceteosaunis. Scale, o 

 1848 ; the right-hand figure that found i 



small fibula foiuid i 



have been furnished by the neighbourhood of Oxford, and We owe to Prof Huxley the clue to the right interpreta- 

 which are preserved in a museum which is worthy of an old tion of the bones of both these animals, and the right 

 and wealthy University. The description of the Megalo- definition of the whole groupofDeinosauria, or Ornithoske- 

 saurus, and especially of the Ceteosaurus, is a most valu- , lida, to which they belong, as being intermediate in cha- 

 able addition to Palreozoology. j racter between the stnithiousbirds and the reptiles. Tothis 



