Formations of the Hampshire Basin. 439 



stained with the ferruginous salts they contain. In some places 

 these nodules project from the cliff, or are strewed along the 

 shore. This nodular bed has few fossils, and reposes on a green 

 arenaceous marl containing — 



Potamomya plana. Paludina lenta. 



Melania. Melanopsis brevis. 



Cyclas. Neritina, n. sp. 



Scales of Lepidosteus and Gyrogonites {Char a medicaginula) are 

 found therein : it measures from 4 to 6 feet. ^ „ ji 



No. 10. The " Crocodile Bed ;" rises to the west of Hordle 

 House, and runs out at Long Mead End. It consists of a fine 

 white sand, very uniform in character, and reduced to the state 

 of an impalpable powder. It is extremely compact in the rock, 

 and is picked with much difficulty. 



This is one of the richest beds in the section, and from the 

 circumstance of its containing many skulls and other parts of 

 the skeletons of crocodiles, I have called it the Crocodile Bed; 

 it measures about 5 feet, and contains bones of the foUowmg 

 Vertebrata : — 



Mammalia. 



Palseotherium ( Cuvier), nearly a per- Dichobune, Cuvier. 



feet skull and other pai-ts of three Microchserus, Wood. 



species : P. splenum, P. parvum, Spalacodon, Charlesworth. 



and P. annectens. Seal. . . 



Palaplotherium, Owen. Hyaenodon {Laizer et Pairvieu). 



Birds. 

 Bones of this class have been found, but the group to which 

 they belong has not been accurately ascertained. 



Reptiles. 



Crocodilus Hastingsia. The Marchioness of Hastings first 

 discovered and described the magnificent fossil skull of this 

 eocene Saurian, which has been recently beautifully figured and 

 faithfully described by Prof. Owen *. 



Alligator Hantoniensis. Mr. Searles Woodf has figured the 

 upper jaw and dental series of this reptile, with the femur and 

 vertebrae of the same. The following Chelonia have been obtamed 

 from this bed : — 



Trionyx Henrici, Owen, Palaontographical Memoir, tab. xvi. 



Barbara, Owen, Ibid. tab. xvi a. 



mai'ginatus, Owen, Ibid. tab. xix. 



rivosus, Owen, Ibid. tab. xvni. 



planus, Owen, Ibid. tab. xix c. 



circumsulcatus, Owen, Ibid. tab. xix b. 



Emys crassus, Owen, Ibid. tab. xxvii. 



* Pal. Mem. Eocene Reptiles. t London Geol. Jouin. 



