396
ÏNDEX
Tropical shes, 17,166
WALKING
Trôpisms, 331…
'
163, 273,
'
.
’
Trout experîïènts,gz
—
Wandering cells, 1Ï33_
_
.
Tunicates_, 22 5_
-
Wanderings of shèè,- 32 ,
_
—Tunn’y, 21, 47, 135
_,
Waste products, 18, 79
'
Turbot, 18, 113, 281
_
Watchfulness_of brain cells,‘337
-
Twaite Shad, 124
‘
Waterways in early Mesozoic
Twistirig of heart, 129
'
_
233
-
_
WËè‘ather shes, 278
_
_
_
Weevers, 29, 67, 257
,
UMBRA, 246
,
“*
"Wègener’s theory, 220 ,
.
-
Weight of shes, 21
'
.
,f
of ;1Ëläç—shes, 114
=
.
-,
Urostyle,
'
W@s‘ées} 18, 283, 352
’…
,
f=î
Va1,mnongf the sea,i:313
_
_;._—_
‘
Vÿnpyre Räy, 20,
“
—_
of the sea, 320
Variations, causes, 5189 ; curve of,
Y01k circulation,
_
_%Î;{i ÿÿ_j ' ç
‘
of“treatment,
Yolk of egg, 68
of,…I72'
phylogeny, 7‘Â
-
Î
,
ventff}1 ns: 105
262 Î,.—,
:—_Ï
,
'
,
_
,
—
V
'
,
—
—
,
'
Vertebrâ”:
1—,‘ 189
,
:=
i'Vitamie's,trzô,
.
_' _— _”
ZEUs faber,
Ï
,
'
191
,
*
‘
'Z00plarxkf0n, 29
,
Viviÿarous shes, 42, 64, 293, 3 52
'
Zygæ‘uà, 260, 263
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