TERTIARY VERTEERATA OF THE FATtlM. 
L>S4 
1!)01, |i]). "t'll-rt'M), pi. xvii. Also text-figs. 88, 89. The diinensions of this specimen 
ore givc'ii below. 
C. 8772. (\)mpl(h(! ond iindistorted carapace and jdastron. The dimensions of this specimen are 
given below. 
R. 3274. J’laster cast of the last s])ecimen. 
R. 3097. SotiK'what distorfed carapace and ])lastron, incomplete })Osteriorly, associated with the 
])elvis (text-tig. 90). The dimensions of this specimen are given below. 
Presented hij W. E. de Winton, Esq., 1903. 
R. 3273. N('arly complete and slightly distorted carapace and ])lastron. The dimensions of this 
specimen are givcai below. I’resented hij the E<jiiplian Government, 1904. 
C. 9240. Complete and nndistorted carapace and plastron of a smaller individual, probably a female. 
Figured on PI. XXIV. The dimensions of this 
5 specimen 
are given 
1 below. 
The dimensions (in centimetres) of the above 
shells are 
C. 8130. 
C. 8772. 
R. 3097. 
R. 3270. 
C. t)210. 
t'Dpe-) 
Length of carapace in middle line 
. 87 
88 
86 
49-7 
(Ireatest width of carapace . . . 
70 
65-7 (?) 
53 
63 
34-5 
„ height of shell 
44-7 
45*5 
47-5 
40 + 
29-2 
Length of plastron in middle line 
77-8 
80-7 
70 
75-5 
45-2 
,, „ to end of xiphiplastra . . . . 
85 
85-5 
78'5 
80 
48-4 
Width of anterior lobe of plastron 
. 32 
43-7 
33-5 
36-5 
21 
„ posterior lobe of plastron 
. 34 
42 
36 
37 
22-5 
Length of bridge 
. 38-8 
35-5 
40(?) 
32 app. 
22 
R. 3099. Portion of left xiphiplastral bone, showing form of anal shield. 
Presented hij TP. E. de Winton, Es(j., 1903. 
The following humeri may belong to this or one of the other species of the genus described below. 
R. 3351. Nearly complete left humerus, described above. The dimensions (in centimetres) of this 
bone are : — 
Length 18'G 
Width of upper end 5 ap]). 
„ middle of shaft 2 
,, distal expansion 5'3 
„ „ articulation 4’2 
C. 9008. Distal half of a much larger right humerus, differing from last in being relatively much 
wider and at the same time more compressed from above downwards. The dimensions 
(in centimetres) are : — 
AVidth of middle of shaft 2'7 
,, distal ex])ansion 7'8 
,, „ artic'ulation G'3 
R. 3098. I^roximal end of a right humerus, similar to IL 3301, but rather larger. 
Presented In/ IP. ./f. de Winto)i, Esq., 1903. 
R. 3098a. Right humerus, wanting radial side of distal end. Jjength 18 cm.; width of middle of 
.-haft 2 cm. 
