PAL^OMASTODON WINTONI. 161 



C. 8914. Anterior portion o£ mandibular symphysis with incisors in situ. 



Greatest width between the outer edges of the alveoli . . . 10 cm. 



Width of each incisor 4"5 „ 



Length protruded from alveolus 6-2 „ 



M. 8478. Symphysial region of mandible with incisors of a large individual. Figured on PI. XIV. 

 fig. 3 as P. headnelU. 



Length of symphysis 27 cm. 



Width of symphysis at narrowest 8-5 ,, app. 



„ the two incisors 11"5 „ 



Length of outer side of incisors 20 „ 



„ inner side of incisors 14 „ 



Presented hy W. E.' de Winton, Esq., 1903. 



C. 8468. Right lower incisor. The wear-surface extends both on the upper and lower side of the 

 tooth for about 5 cm. The ventral face is enamel-covered; the surface of the dentine 

 is marked by straight longitudinal grooves. Width 4"3 cm. ; length (so far as pre- 

 served) 17*0 cm. 



C. 9214. Large left lower incisor. Ventral face covered with enamel ; also a very thin covering on 

 upper surface. The dentine core is marked by broad, shallow, longitudinal grooves. 

 Width 7-5 cm. 



M. 8385. Imperfect left incisor, showing wear-surface. Width 4'5 cm. 



Presented by the Egyptian Government, 1902. 



M. 8848a. Left lower third premolar. Presented hy the Egyptian Government, 1904. 



C. 8470, C. 8963, C. 8971, C. 9304. Lower third premolars. 



M. 8848b. Left lower fourth premolar. Presented hy the Egyptian Government, 1904. 



C. 8473, C. 8492, C. 9279, C. 9303. Lower fourth premolars. 



C. 9301-2. Right and left lower first molars. Length 4"2 cm. 



C. 9289. Right lower first molar. Length 4 cm. 



M. 8846. Left lower second molar. Length 5"8 cm. Presented hy the Egyptian Government, 1904. 



M. 8420, M. 8481. Lower second molars. Presented hy W. E. de Winton, Esq., 1903. 



M. 8479 a. Portion of mandible with second molar. Presented hy W. E. de Winton, Esq., 1903. 



C. 9292, Left lower second molar. Length 0'7 cm. 



C. 9298. Right lower second molar. Length 6"0 cm. 



C. 9299, C, 9300. Right and left lower third molars. Length 7*2 cm. 



M. 8482. Last lower milk-molar. Length 4-2 cm.; width 1'9 cm. 



Presented hy W. E. de Winton, Esq., 1903. 



The following vertebraj may be referred provisionally to P. wintoni : — 

 C. 9094. Atlas vertebra. 

 C. 9074. Atlas vertebra. 

 C. 8261, C. 8266, C. 8315. Atlas vertebrae. 



M. 8856 a, b. Two atlas vertebrae. Presented by the Egyptian Government, 1904 . 



T 



