Journal of the Federated Malay States museums - Sabrizain.org
Journal of the Federated Malay States museums - Sabrizain.org
Journal of the Federated Malay States museums - Sabrizain.org
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—<br />
XXIV. NOTES ON THE GENUS PETAURISTA,<br />
Pall., \\ I I II DES( RIPTIONS OF TWO<br />
NEW RACES.<br />
By II. C. Robinson, C.M.Z.S. and C. B. Kloss, F.Z.S.<br />
The form ol Petaurista petaurista inhabiting <strong>the</strong> mountains<br />
<strong>of</strong> <strong>the</strong> extreme cast <strong>of</strong> Java is separable at a glance from that<br />
found in tin- western end <strong>of</strong> <strong>the</strong> island and in <strong>the</strong> absence <strong>of</strong><br />
citation <strong>of</strong> <strong>the</strong> typical locality we "have selected <strong>the</strong> Preanger<br />
Regencies as <strong>the</strong> habitat <strong>of</strong> <strong>the</strong> typical form. The eastern<br />
rai e ma\ be de >i :<br />
ribed as<br />
Petaurista petaurista nigricaudatus, subsp. nov.<br />
Type:— Adult male with slightly worn teeth (skin and<br />
skull), collected at Ongop Ongop, Idjen Massif. 5,700 feet, near<br />
Banjoe-wangi, East Java, on April gth, 1916, by <strong>Federated</strong><br />
<strong>Malay</strong> <strong>States</strong> Museums Collector, F.M.S. Mus. No. 323/16.<br />
Characters :<br />
—Differing from all o<strong>the</strong>r forms <strong>of</strong> <strong>the</strong> petau-<br />
rista (nitidus) section in having <strong>the</strong> general colour <strong>of</strong> <strong>the</strong> tail<br />
black, <strong>the</strong> sub-basal portions <strong>of</strong> <strong>the</strong> hairs ferruginous maroon ;<br />
ears dark chestnut, black orbital ring extensive, feet and hands<br />
black, this colour more extensive than in o<strong>the</strong>r forms and<br />
extending along <strong>the</strong> margin oi <strong>the</strong> uropatagium.<br />
Colour:— Above glistening chestnut maroon, duller and<br />
less maroon than in <strong>the</strong> West Javan form [P . petaurista) , head<br />
and sides <strong>of</strong> <strong>the</strong> face more bay All <strong>the</strong> hairs <strong>of</strong> <strong>the</strong> upper<br />
:<br />
surface with black tips, most pronounced along <strong>the</strong> median<br />
line nose chin, a broad orbital ring and <strong>the</strong> vibrissae. black.<br />
Hands and feet black, with little or no chestnut on <strong>the</strong> metapodials.<br />
margin <strong>of</strong> <strong>the</strong> antibrachial and interfemoral membranes<br />
black, parachute ochraceous salmon, more rufous on<br />
edge, lower surface similar. Ears dull brown, <strong>the</strong> hairs at <strong>the</strong><br />
base tipped with black, thinly clad with short black hairs on<br />
<strong>the</strong> interior <strong>of</strong> <strong>the</strong> basal pan <strong>of</strong> <strong>the</strong> conch, mixed with brownish<br />
chestnut at <strong>the</strong> tips. Tail glossy black above, <strong>the</strong> bases<br />
<strong>of</strong> <strong>the</strong> hairs grey, <strong>the</strong> median area clouded with maroon, this<br />
colour being more noticeable beneath: tip not noticeablj<br />
blacker.<br />
;<br />
Skull : Doc- nol apparently differ from that <strong>of</strong> /'.<br />
p.<br />
melanotus from <strong>the</strong> <strong>Malay</strong> Peninsula teeth slightly larger.<br />
Measurements <strong>of</strong> <strong>the</strong> type:— Head and body, 456 (400 1 )<br />
tail. 462 15541: hindfoot, ;\ 76); car. 41 mm., taken in <strong>the</strong><br />
flesh by native collector.<br />
Measurements in paren<strong>the</strong>sis are those <strong>of</strong> an adult male /'<br />
/ mtlano<br />
tin from Lay Song Hon-;. Trang, Siamese <strong>Malay</strong> <strong>States</strong>. F M.S. Mus<br />
No 1226/10.<br />
;