SpitzKa, Brain-Weights of Animals. 
QUADRUMANA 
| ee 
2)Macacus pileatus, 
3 aa oe 
4 6 “6 
1|Macacus speciosus, 
2 “6 6 
Macacus melanotus, 
1\Cynopithecus niger, 
2 46 *6 
juv 
3 
1|Cynocephalus babouin, 
2 oe 6 
Cynocephalus hamadryas, 
46 ae 
“a a6 
juv. 
juv. 
© CONF ANN PW WD Hint Ww 
1|Cynocephalus anubis, 
2 46 6 
Cynocephalus mormon, 
Cynocephalus sphinx, 
Cynocephalus leucophezus, 
Mycetes cavaya, 
Mycetes ursinus, 
Ateles beelzebub, 
Lagothrix humbcldti, 
1|Cebus capucinus, 
La} é 
juv. 
“6 “ce 
“6 “6 
“6 of 
Cebus capillatus, 
Cebus hypoleucus, 
WR eH DH Binet WD 
Cebus subcristatus, 
Cebus annellatus (Vertex 
root of tail 42 cm.) 
Cebus albifrons, 
Chrysothrixz sciureus, 
Nyctipithecus comm., 
Hapale penicillata, 
1\Jacchus vulgaris, 
“6 a6 
Ww wb 
Sex 
Ratio: 
Brain-Wt 
Body—W’t|Brain-Wt| =1 
Grams Grams 
2.1357 72 19 
2 1403 64 22 
2 1801 62 27 
2 1262 57-5 22 
gd} 5560 98 57 
2 942 81 I1.5 
é 1105 80 14 
é 6350 lag 58 
g 5490 107 51 
ES eee 96 |---- ---- 
o 3340 167 20 
rs 3175 148 21 
g 1545 109 14 
Q| 2235 135 16 
2 2414 128 19 
o| 10230 199 51-5 
2 3332 153 22 
2 1678 136 12.5 
2 1692 114 15 
2 1572 U2 14 
Q 1490 108 14 
9} 3581 104 34 
od eee HO} + jee yeee 
—| 1100 96 11.5 
2} 5000 152 33 
Sees 167): |jsoaseeeee 
2 1292 103 12.5 
Q 2481 135 18 
2 1718 124 14 
3 826 45 19 
Q}| 1025 19 54 
2 1870 © 97-5 20 
— 4850 112 43 
Gi 2030 79 26 
oS 1083 76 14 
a 1812 Jo 26 
cg 111g 58 19 
2 1223 68 18 
é 1370 69 20 
_— 1660 77 21.5 
maf os O75) plese eS 
dll 1672 59 11.5 
co 504 50 10 
g 585 54 I! 
ry 902 71 13 
to|(without int’s- 
g |tin’s) 1490 69 22 
dite i675 58 12 
& 2410 22 109 
eee a AYES eee eee 
Q 206 8 26: 
Bs 320 8 40 
ry 204 7 29 
Q| 270 9 30 
298 8.5 35 
13 
