DISTRIBUTI‘ONï IN TIME AND SPACE 23l9'
,
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theory. According to the latter, America traVelled away
'
to the west from Europe and the American Eel sh0uld_
therefore have the longer distance to _migrate. As it is the
_
European Eel which makes the longer journey, it
if Europe had travelled away—from America in*stead_0f the
reverse.
»
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.
The view that modern sheshave come mainly from the
Indian Ocean and Eastern Archipelag0 is supported by the
investigations in the Pacic made by the Arnerican authOrs,
.
Ï
Jordan, Evermanni, Gilbert and their
These
_
authors are agreed that the shes of Hawaii and other
'
Islands of thewest coast of
from that
f
.
Archipelag0. Gilbertwriteà,
“ An Analysis of the list of
_,
species recorded shows cônelus‘ivèly that the bathÿbiäl
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1
,
sheS of Hawaii, like those of its reefs and shŒes,have
,
been derived as awhole from the west and south, and not
“E:
-
from the east Or north. In its“ent_ire facies, the)faunaiis «unlil{e that _of
and
Central
theassemblage of '. ;
forms discoveredby the Albatross “fandtheChallengero
the
“Indiès;
Some *be itsv } î:ï : -‘.
Ï
-
membersndthemnearest
Bay of
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»
_
ÏË5:“ÂÂThë
ofê=the
-
shès of the présent day
many1nterestrngeXamples
of probable land and 'Waterïconnectionsmthedlstantpast
They have all come from
Î
,
Wè may believe,“ and frequently'stlqhave near— r'e'1aüVes‘i on -i
.
But deep or salt Water is a batrièr'totheir
‘
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mgfrom une land to another, and wehavea classical example
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-
f
'
ofth181ntheEast Indian Archipelago, _The
,.
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î'È Borneo,wh1chbelongs to the Indian
hashundreds
Î
-
yet Celebes ofthe Australian :
east, hasnotas1ngle
Ï -;
ï
thesegerSafet1le
=
:! Cypun0dontSsmallsheswhmhhvem .? ÏË