TIIK CRETACEOUS SYSTKM 



4 See F. Leighton, Quart. Journ. Geol. Soc. vol. li. p. 101. 

 See " Geology of the Isle of Wight," by A. Strahan, Mem. Geol. Survey 

 (1889). 



6 See Reports in Proc. Geol. Assoc. vol. xii. p. 227, and vol. xx. p. 115 

 (1907). 



7 A. M. Davies, Proc. Geol. Assoc. vol. xvi. p. 15. 



8 W. Keeping, " Fossils of Upware and Brickhill," Sedgwick Prize Essay, 

 1883. 



9 J. W. Judd, Quart. Journ. Geol. Soc. vol. xxiii. p. 227, and vol. xxiv. 

 p. 218 ; G. W. Lamplugh, Quart. Journ. Geol. Soc. vol. xlv. p. 575, and 

 vol. lii. p. 179 ; also Mem. Geol. Survey, Explanations of Sheets 83 and 84 

 (Lincoln and East Lincolnshire). 



10 See Summary Prog. Geol. Survey for 1908, p. 75, and for 1910, p. 80. 



11 See Jukes-Browne and Milne in Geol. Mag. for 1898, p. 21. 



12 See Livret-guide, Congrts gtol. Internal, for 1900, "Excur. Montague de 

 Lure." 



13 See "Cretaceous Rocks of Britain," vol. i., Mem. Geol. Survey (1900). 



14 See Jukes-Browne and W. Hill in Quart. Journ. Geol. Soc. vol. xliii. 

 p. 544. 



18 See W. Hill, Quart. Journ. Geol. Soc. vol. xliv. p. 320. 



16 Consult "Cretaceous Rocks of Britain," vol. ii., Mem. Geol. Survey (1903). 



17 Jukes-Browne, Quart. Journ. Geol. Soc. vol. xxxi. p. 256, and the 

 "Geology of Cambridge," Mem. Geol. Survey (1881). 



18 Jukes-Browue and W. Hill, op. cit. p. 561. 



19 W. Hill, Quart. Journ. Geol. Soc. vol. xliv. p. 325. 



20 A. W. Rowe, Proc. Geol. Assoc. vol. xvii. p. 1 (1901). 



21 A. W. Rowe, Proc. Geol. Assoc. vol. xviii. p. 193 (1904). 



22 W. Hill in "Cretaceous Rocks of Britain," vol. iii., Mem. Geol. Survey 

 (1904). 



23 A. W. Rowe, Proc. Geol. Assoc. vol. xx. p. 209 (1906). 

 - 1 A. W. Rowe, Proc. Geol. Assoc. vol. xvii. p. 42. 



28 See G. W. Lamplugh, Proc. Yorkshire Geol. and Pol. Soc. vol. xiii. j>. 

 65 ; and A. W. Rowe, op. cit. (1904). 



28 W. F. Hume, Quart. Journ. Geol. Soc. vol. liii. p. 540 (1897). 

 27 J. W. Judd, Quart. Journ. Geol. Soc. vol. xxxiv. p. 728. 



8 W. Hill, Quart. Journ. Geol. Soc. vol. lii. p. 99. 



29 A. de Grossouvre, "Recherches sur la Craie Superieur," Mem. Carle 

 Geol. de la France, p. 351 (1901). 



W. F. Hume, Geol. Mag. for 1892, p. 385. 

 31 A. de Grossouvre, op. cit. p. 378. 



