geogeaphic.il distribution. Ixxxiii 



Andamans.~On\y Pteropus (t^ro species) and Ci,mpterus (a local 

 form of C. hraclnjotis) l,avc found their way to these island lu 

 hree orms are peculiar. Of the two s^Lies of Pter^^s, one 

 (PL teller) belongs to the Pt. melanotus group, a group en irelv 

 confined to the Andaman, Nicobar, Nias, Engano, and Chris Lv 

 Ks and chain; the other (P. ...^..s-) to the wid.ly-dist Z 

 lUufponrdanus group. C;faopten.s brachyotis is a common Indo- 

 Chinese and Indo-l[alayan type. 



Nicohars.~L% in the Andaraans, one species of the Pteroom 

 melanotas^ron^ i^Pt. ^nelanot.s), one of the Pt. k.ponulannZZ 

 ifuaaidus) an^ one local form of Canopterm hraduioth, all throe 

 torms peculiar, though closely related to those of the Andamans. 



Nias.—MacrngJossus minimus sohriaus (also in Sumatra^ • a 

 J.ecuhar species of the Pteropus melanotus group (Pt nuulLJ 



rfhepf^^t'l '^ ''' ""''-'^^ ^^'^^'?^ ^' "^^^ I4^trt u : 



of the It. melanotus group is al,scnt in Sumatra); no less than 

 three pecnliar forms of C.noj.terus, vi. one local «ubs^^ ies o 

 C. hraIn,ot,s (a different subspecies in Sumatra), one species 

 ;h«/o.) allied to C. bracJnjotis anrpUatus (Indo-China Eu- 

 loninsula, Sumatra), and one unusually well-differentiated snecies 



&r?;'j.t;.;^;sir""-"°° " "'■""""'• <-*--''^^" 



the widely-distributed Pousatus an,ple.ncaudalus. The differences 

 from the fauna of the neighbouring Sumatra are strikit tha 

 many Sumatran types are absent in tins outlying island, wa^ only 

 o be expected; but the Pt. Jujponuhmus ^ud^melanous groups 

 though represented m Engano, are unknown in Sumatra. ^ ' 



Christmas Island (S of Java).-One peculiar species oi Pteropus 

 belonging to a group of the genus {Pt. melanotus) represented £ 

 where only in Engano, Xias, the Alcobars, and Andamans. 



J-«,« The Fruit-bat fauna of Java, like ils Mammalian fauna 

 n %nZk '' ^oma^-kable (1) by the absence of certain types foS 



Intorb , ^'°'"'"\ (') ^^' ^^' ''^^''''^^y 1-rge number of 



autochthonous forms, and (3) by its complicated affinities these 

 poniting partly toward tlie neighbouring islands, part y w th 

 exc usion of these latter toward Indo-ChinI To takJ thes^ thJee 

 categories of faunistic characters separately :—(i) The followip<. 

 iorms present both in Sumatra (and the Malav Peninsula) and 

 Borneo are absent from Java, viz. Eousettus- ample.cicaJ(aC 

 Cynopta-us hracujot.s hrach;,otis, Me.,a>rops (ccaudaL), and P.t' 

 ITJT'^ . (2) Of ten forms known from Java six ar. pecu i 

 one of these (C%u-o,m.. mdanocepludus) being a pecnliar genus 

 (.5 a) Poruis ind.cat.ng affiuities with Sumatra, or Borneo, or boll 



/2 



