18 F. V. Greene on the composition of remains of Mammalia. 
a. Enamel. 
L 16226 grammes gave: 
2. Tooth of Titanotherium. 
II. 18518 grammes gave: 
0°0545 grs, of ser of baryta for de- 
mination of sulphuric 
00023 = * _- silicic acid. 
0'0586 “ — earbonic acid. 
Of162: ater. 
00470 * organic matter. 
3. Tooth of Titanotherium. 
0°9966 grs. of eee rin of magne- 
r determination of 
painters acid. 
00079 =* © silicic aeid. 
00016 “ = fluorid of calcium. 
00099“ oer ate of m 
sia for determination of 
magnesia 
14999 « eb vine 
00454 “ xed coi of potassi- 
um and sodium, 
00081 “ Lng owed 0061 chlorid 
of potas 
6. Dentine. 
I. 20083 grammes gave : 
11348 grs. of gOS of magne- 
termination of 
¢ acid. 
pre: 
00129 “ © silicic aad 
00582 “  fluorid of calcium. 
00297 “ pyrophosphate of 
sia for determination of 
phosphoric acid. 
17829 “ carbonate of lime. 
00356 “ mixed chlorids of potassi- 
um and sodium. 
00095 « 00072 chlorid 
: ee potassium. 
Il. 1:1643 grammes gave: 
00509 grs. of —— - — for de- 
of sulphuri¢ 
00018 * - silicic acid. 
0330 “ carbonic aeid. 
0245, er. 
00310 “ organic matter. 
4. Tibia of Archeotherium. 
I. 2:1037 grammes gave: 
1-:0248* grs, of Paro cephaie of magne- 
r determination of 
ae alice a 
01070 fluorid ms ory 
o0668 “ pyrophos po magn 
. bed gatas of 
17689 Sorhate of lime. 
00714 aa chlorids of potassi- 
C0122 % 
and sodium. 
platinum oa ‘0002 chlorid 
of potassi 
If. 1:7400 grammes gave : 
06345 grs. of ipete of baryta and 
silicic acid, which con- 
taine 
L ten of Titanotherium. 
Compact, with gb ce fracture. T' 
45. Bp Gr. 2-810 (at 
Opaqu 124 
the odor of burned horn. 
20° C.) 
Conta 
* This quantity is father too small, 
fore in the analysis the loss was 
00300 =“ clphate 0 we baryta, 
00045. cie a — 
00814 « mis ts f baryta ie 
termination of dilherie 
aci 
y 03895 = * carbonic acid, 
"0343 “ ~~ water. 
0 0711 “ organic matter. 
Hardne 
ough 
Lustre resinous. brown. 
olor 
On heating gives off ae water, Gaether with 
ae t loss in the phosphoric acid ; 
calculated as votre ed : 
