68 
TERTIAliY VERTEBRATA OF THE FAYOM. 
C. 8906. 
C. 8240. 
M. 8803. 
M. 8409. 
M. 8380. 
C. 8923. 
C. 7891. 
C. 9254. 
C. 9255. 
M. 8824. 
M. 8381. 
C. 9241. 
Loft ramus of itiandililo with the symjdiysis, hut iiicom])leto posteriorly; m. 3 has just 
1)0011 cut. Oil the loft side the first incisor is present; this is a one-rooted, laterally 
coin[)ressod toolli, the crown of which wears to a Hat, somewhat crescent-shajied 
surface, behind which there is a large shelf-like pit bordered posteriorly by the 
ciiigulmn. On the right side of the syni[)hysis, /. 2, /. 3, c., and jnn.l are present: 
they are all laterally compressed, single-rooted teeth, each with a ciiigular ridge on the 
inner face, and all wearing to one height. The symphysis extends to beneath posterior 
end of /)«!. 4. Length of m. 1 and m. 2 together about 10'8 cm. ; length of three posterior 
premolars 8 5 cm. 
Imperfect left ramus of mandible with anterior column of in. 3 just appearing. Length 
of w. 1 and m. 2 together is 1()’8 cm. 
Portion of left mandibular ramus with pm. 4: and the molars, the last column of m.3 
appearing. Basal length of m. 1 and ni. 2 together 12 cm. 
[^resented Inj the E(jyptian Government., 1904. 
Portion of a right ramus of mandible. 
Imperfect right ramus of mandible with symphysis. Teeth in front of pm. 2 wanting. 
Length of molar series lt!‘5 cm. ; length of three posterior premolars 9 cm. Symphysis 
extends back to beneath anterior end of m. 1. 
Presented hy the Egyptian Government, 1902. 
Right and left I’ami of mandible crushed together and w'anting the hinder portion : m. 3 
fully cut and its anterior column in w'ear. On the right side the teeth in front of jmi. 2 
are wanting; on the left ni. 3 is also missing. Length of the molar series 10 cm., 
length of the three posterior premolars 7'G cm. 
Right and left rami of mandible, similar to last but uncrushed. Length of molar series 
18'2 cm., length of last three premolars 8’5 cm. 
Imperfect mandible of a rather old individual, wanting the hinder portion of the right 
ramus : m. 3 is greatly wmrn ; pnn. 1, c., and i. 1, i. 2, i. 3 are wanting. Length of the 
molar series 15 cm. ; length of pnn. 3 and pm. 4, 0 cm. The symphysis extends back to 
beneath the anterior column of m. 2. 
Imperfect mandible, rather younger than last. The ascending ramus is wanting on botli 
sides : m. 3 just coming into wear. Length of the molar series 10 cm.; length of /an. 3 
and 4, 0 cm. The symphysis extends back to beneath the posterior column of m. 1. 
Portion of mandible of a young individual with remains of teeth, jirobably the two 
posterior milk-molars, beneath which, however, there are no traces of replacing teeth. 
Presented by the Egyptian Glovcrnmeyit, 1904. 
Right ramus of a young mandible with two teeth. 
Presented by the Egyptian Government , 1!K)3. 
Portion of young mandible with (?)mm. 3, mm. 4, m. 1, but, as in last, no trace of replacing 
teeth beneath the milk-teeth. The lengths of the teeth are; mm. 3, 2'2 cm.; mm. 4, 
2‘8 cm. ; m. 1, 4'1 cm. The posterior jiortion of this jaw, including the coronoid, is 
nearly complete ; height at coronoid 18'2 cm. 
