112 TTNGITLATA. 



33332. The third left lower true molar in an early stage of wear 

 and imperfect anteriorly ; dredged off Happisburgh. 



Lay ton Collection. Purchased, 1858. 



46225. A worn example of the third right lower true molar; 

 dredged off the eastern coast. 



Owles Collection. Purchased, 1874. 



37337. Cast of the hinder half of the third (?) right lower true 

 molar. The original is from the Val d'Arno, and is 

 preserved in the Florentine Museum at Pisa. The specimen 

 is noticed by Leith-Adams, op. cit. p. 199. 



Purchased, 1863. 



37335. Cast of part of the left ramus of the mandible, contain- 

 ing the much-worn ST3. The original is from the Val 

 d'Arno, and is preserved in the Florentine Museum at 

 Pisa. Purchased, 1863. 



46213. Portion of a worn third (?) lower true molar, showing 

 three complete ridges, which are very broad and unusually 

 far apart ; dredged off the eastern coast. 



Oivles Collection. Purchased, 1874. 



33349. Anterior part of a worn third lower true molar ; dredged 

 off Happisburgh. Layton Collection. Purchased, 1858. 



44016. Anterior part of the second (?) left lower true molar, in a 

 worn condition ; dredged off the eastern coast. 



Bean Collection. Purchased, 1859. 



33348, 33350, 33360, 33362. Four fragments of worn lower true 

 molars ; dredged off Happisburgh. 



Layton Collection. Purchased, 1858. 



33340. Fragment of the anterior half of a late lower true molar, in 

 a well-worn condition: dredged off Happisburgh. This 

 specimen exhibits very beautifully the denudation of 

 the ridges so characteristic of much-worn molars of this 

 species and E. planifrons. 



Layton Collection. Purchased, 1858. 



33339, 33344. Two fragments of late lower true molars, in an un- 

 worn condition ; dredged off Happisburgh. 



Layton Collection. Purchased, 1858. 



17032. Fragment of a lower true molar, in an unworn condition ; 

 from the Forest-bed of Norfolk. 



Green Collection. Purchased, 1843. 



