tOBB OK MAMMALS, BTC. OF THE MAOJOarSIS BITBB DI8TBICT. 889
No. of Species.
FamUff LariddB.
(Lestridins.)
G^nus StercorariuB.
170. Stercararius pomarinui (Temm.). Fomarine Skua. Slaye
Lake : very rare.
171. Sterearariu* paroiiticui (Temm.). Arctic Skua. North to
Fort Simpson : rare. tl72. 8tereorariu9 paradticusy yar. BicIiardBoiiii. Slave Lake : rare.
173. 8tereorariu9 catarrachee (Temm.). North of Slave "L^ke: very
rare.
174. Stereararitu Omphus (Bru.). Buffon's Skua. North to
Lapierre's House : rare.
(LaridA.)
G^nus Larus.
f 175. Zaru$ glaueeteeiu || (Light.). G-laucus-vinged GhilL Slave
Lake: abundant. tl76. Laru9 argentatus (Brii). Herring GhilL North to Arctic
coast: abundant. tl77. Larus cali/omicus (Lawr.). California GulL Slave Lake: abundant.
G^nus Chroicocephalus.
178. Ohfvicoeephaius Philadelphia (Ijawp.). North to Fort l^mpsont
not rare.
G^nusBissa.
179. Busa Meptmtrionalii || (Laur.). Slave Lake : very common*
(SteminsD.) G«nus Sterna. flSO. Sterna eoipia (Pallas). Caspian Tern. Slave Lake : rare. tl81. ISiema WiU(mii (Bon). Wilson's Tern. Slave and Bear
Lakes : very rare. tl82. Sterna maeroura (Naimi). Arctic Tern. Bear Lake: abimdant.
G^nus Hydrochelidon.
183. SydrocheUdan plumbea (Wilaon), Short-tailed Tern. Slave
Li^e : rare. Numerous other species of the sub-family Larinffi doubtless exist in this district ; and will appear by degrees as the coUectionB increase.
Fhmily Chlymhida.
(ColymbincD.) (Wus Golymbus.
184. Oolffmhue torquatua (Brii). Loon. North to Arctic coast :
abundant.
185. Oolymbus Jdamii.n North to Gh^t Slave Lake : abundant tl86. Co^fmbus arcticu9 (Linn.), var. Fadficus. To Arctic coast:
rather rare.
Digitized by
