SUPPLEMENT. 339 



Suborder PROBOSCIDEA. 



Family ELEPHANTID^E (pt. iv. p. 13). 



Genus MASTODON (pt. iv. p. 14). 



Mastodon pandionis (pt. iv. p. 37). 



M. 3680. The imperfect crown of the third right upper true molar ; 

 from the Siwaliks of Perim Island. This specimen agrees 

 very closely with No. M. 2490. 



Presented by Col. J. W. Watson, 1887. 



Genus ELEPHAS (pt. iv. p. 78). 



Elephas antiquus (pt. iv. p. 122). 



M. 3598. The four ultimate molars of a single individual about one- 

 third worn ; from the Pleistocene of Barnstaple, Devon- 

 shire. Wright Collection. Purchased, 1887. 



M. 3599. The two fourth lower milk-molars of one individual ; from 

 the same locality. Same history. 



Order EDENTATA. 

 Family MEGATHERIUM (pt. v. p. 85). 

 Genus SCELIDOTHERIUM (pt. v. p. 91). 



The following specimens not improbably belong to S. leptocephalum 

 (pt. v. p. 92). 



37583. The pelvis and sacrum ; from Buenos Ayres. 



Bravard Collection. 



37561-3. Three trunk vertebrae ; from Buenos Ayres. 



Same history. 



Family GLYPTODONTTD^ (pt. v. p. 114). 

 Genus HOPLOPHORTJS (pt. v. p. 126). 



Hoplophorus (?), sp. 

 Hob. South America. 



M. 3684. Cast of the terminal tube of the caudal sheath. The 

 original was obtained from the Pleistocene of Rio Carca- 

 rana, near Villa Jesu Maria, Santa Fe ; it differs from the 

 specimens figured on pp. 129, 132. 



Made by permission of Mr. E. Hunter, the owner of 

 the original, 1887. 



