134 GREY CHALK MARL. 



68. Tooth of the Squalus mustelus. 



A tooth, apparently of this species of shark, is dehneated in Tab. xxxii. 

 fig. 5. It is very rare. 

 Locality. Hamsey. 



69. Tooth of the Squalus galeus. Tab. xxxii. fig. 12. 

 This specimen resembles the teeth of the recent species. 

 Locality. Hamsey, Eastbourne. 



Crustacea. 



Of the remains of Crustacea, a few portions only have been found : 

 sufficient indeed to prove the existence of this order of animals in the 

 grey chalk marl, but too imperfect to allow of a detailed description. 



