PAL^OMASTODON BEADNELLI. 155 



The dimensions (in centimetres) of the teeth are : — 



Length. Width. 



mm. 2 2-4 I'l 



mm. 3 2-9 2 



mm. 4 4 2"3 



M. 8542. Plaster cast of the above specimen. Made in the British Museum. 



C. 7890. Right maxilla with base of zygoma. Chiefly remarkable for the large size of pm. 3. The 



lengths of the teeth are : — pm. 3, 3'7 cm. ; pm. 4, 3"5 cm. ; m. 1, 4 8 cm. ; m. 2, 6"2 cm. 



C. 9296. Eight maxilla with the molars ; m. 3 greatly worn. Lengths : — m. 1, 3'7 cm. ; m. 2, 



4'7 cm. ; m. 3, 5"3 cm. 

 C. 7837. Portion of an upper incisor tusk of large size. At base the long diameter is 6 cm., the 



short 3"9 cm. 

 C. 8981. Upper incisor tusk with a slight spiral twist and a band of enamel on outer face. This 



specimen is nearly complete. Length in straight line 25'3 cm. ; length along curve 



28 cm. 



C. 8467. Upper incisor tusk : slight spiral twist, enamel lost. Imperfect, length preserved 18'3 cmj 



in straight line. 

 M. 8417. Upper incisor tusk with a slight spiral twist and a band of enamel on outer face. Length 



(so far as preserved) 16"5 cm. ; long diameter near base 4"7 cm., short diameter near 



base 2'6 cm. 



M. 8417a. Terminal portion of large upper tusk. Enamel band on outer side, wear-surface on 

 lower side of tip. Length 15 cm. ; long diameter at widest part 5"2 cm., short 

 diameter at widest part 3'5 cm. 



M. 8483. Portion of base of lower incisor, cut to show internal structure. 



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



C. 9305, C. 9307. Two right upper premolars. 



C. 8488. Left upper premolar. 



M. 8845. Two right upper second premolars. Presented hy the Egyptian Government, 1904. 



M. 8419. Left upper second premolar. 

 C. 8479. Right upper third premolar. Length 3"6 cm. 

 C. 8964. Right upper third premolar. Length 3"1 cm. 

 M. 8419 a. Left upper third premolar. 



C. 8101, C. 8474, C. 8487.- Three right upper fourth premolars. 

 M. 8419 b, M. 8845 a (two). Three left upper fourth premolars. 



M. 8850. Fragment of left maxilla with pm. 3 and pm. 4. The lengths of the teeth are 3'3 cm. 

 and 3*5 cm. respectively. Presented by the Egyptian Government, 1904. 



M. 8851. Fragment of right maxilla with pm. 4 and m. 1. Lengths 3"3 cm. and 4'4 cm. respectively. 



Presented by the Egyptian Government, 1904. 

 M. 8480. Fragment of right maxilla with m. 1 and m. 2. Lengths 4"1 cm. and 5'8 cm. respectively. 



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



x2 



