328 



LONU-WIXUED SWIMMDKS — I.ONliirHNNKi?. 



Family STKIJCOKAHIID.K. — Tmk Skias am* .Taf.i;kus. 



CllAK. Covoriiijj; oi tlu' maxilla not ontiiv, as in tlio Lvidtr, the basal half 

 Ihmiij; funiisluHl with a hoiuv iviv. the lowor odgo i>f whii'h ovoihaiij^rs {\w nostrils ; 

 toi's fully wohlvil ; olaws strongly rurvod ; tail nion.' or loss urailuatoil. tho oontral 

 pair of rootrioi's jn'ojoiting a givator or loss distanoo boyond tho rost. 



Tho Family Stirronrn'ititr is sojiarablo from tho /.urAAr I'hiotly on aooount of tlio 

 juvuliar bill, whii'h shows a not distant approaoh in oharaotor to that of sou\o tonus 

 of tho litipfoir.i. 'I'lu' sjiooios aro all ju'odatiiry in thoir naturo. tho smallor kinds 

 luratinii uium tho tinlls and i>thor soa-fowl. tho largor onos Ivating alonji tho shon-s. 

 or ovon ovor tho land, and inoyinjx upon various birds, muoh in tho maimor o( the 

 Fnlfoni(itr. Imlood it is said that at Korijuolou Island tin- .J/»;/<(/«'.s7m nntun'tlru.t is 

 sohlom soon noar tho wator, but koops strictly to tho land, whoro it is vory ilostruotivo 

 to l>uoks and otl\or wator-fowl. 



Tho two North Amorioan ijonora may bo thus dotinod : — 



Megalestris. Si/.o laiyo (about i'<ni;il to /.<iri(.< aiyaitalus), t'orm i-obust and junvorfid ; iU'i>lli 

 of tho l>ill tlmuigh tlic l>ast' (Hpial lo ouo half or inoiv of tho U>ii^th f tho luaiuiiMo moas- 

 uivil aloH;4 tho sido ; tai'sus shoitor tlian tho niidiUo too and olaw ; tail sliort, tho middK' 

 n'olriios soarooly projooting lioyond tho rost. 



Btercorarius. Sizo niodiinu (aluun that of tho iiu'diiun-si/od liuUss, Lini.< dtliiiftiiymii! and 

 CiiiiHf), fiu'in nioiv j;va»'ofiil and sloiidor ; dopth iif bill thiMUgh tho liaso loss than ono lialf 

 tho loiij,'tli of llio inandililo. moasmvd as almvo ; tai-sns dooidodlv U>iigor than iho niid.dlo 

 toe anil olaw ; midiUo ivoliiois (in full adult birds) pivjoctiiij; far boyoud tho rost. 



iH 



tiKMs MEGALESTRIS, Hoxai-ahtk. 



Cithrti-iiclii, Prd-NN. Oin. Hoi-. ITiil, :!- (ty|>i', ('. sku,i, Hiu^nn.) ; n.-o ('.iM(ini.-/i>', Hiass. 17('.0. 

 M^ijiilt-.itn.i. UoNAr. I'at. raiziidaki, l!>.'>ii. 11 (tyiv, /.>i;-i(,< iiitamichs, laNN. — - CiiM.inii/.i fkur., 



n-.i-NS.). 

 Btiphiuiir. '• MoKUl!.," l\>OKs, Vv. Pliil. Aiad. lS(>;t, l.'j (saiuo fyiv). 



Tho ohnnu'tors of this gonus havo hoon sutlioiontly iiidioatod abovo. Oidy tlm>o spooios (jh i 

 haps inoiv jiroporly goosiniphioal raoos) an' kiiiuvu, hut ono of whioh (.U. diiii) holongs to liio 

 North Auiorioaii fauna; tho othor two luloiiging, ono to I'hili, tho otlior to tho Antarotio soas. 



Megalestris skua. 



THE SKUA OULL. 



Citfhnriu-ta ^•^l(lT, RnuNN. Oni. IVir. 17tU, Xi. 



J)tii>hn,,ux skua, Coi'Ks, Pi-. Acad. Nit. Soi. Phdnd. IStW, I'jr. ; H. N. W. 1,<74, 604. 

 Slfn-»inriii,i {l!ici>hiuj\i.i) dmi, ColK.s, Koy, lS7'i, 30!>. 

 .S7i'ivi>niri'»,« .s-^Kii, Cooks, (Mioi'k List, 187:1, i!o. 5;ll> ; od. "J, ISS'J, no. 7lM. 

 Afi-ijiili-.tlri.i slmi, Kii>iiW. Noiu. N. Am. H. ISSl, wo. (liHi. 

 L<inisaUiiiriu-U.*, I. inn. S. X. 1. 17t>(!, -.'Jti. 



L,:iln!n;ilanwti:i, Ii.i.n'.. Vwih: isil. •J7'.' Nrrr. Man. II. ^M^. iWi. 



iHi-rcorariii.iciiliirr<u-ti:^,Hos\\'. t'onsp. 11. IS,"!!!, "JOtl. - l.vwu. in lliiiixl's H. X. Am. IS.IS. s;5S. - 

 H.\nin, Cut. X. Am. 15. 1S:>1>, no. <i.VJ. - Ki.uor, lUustr. U. Am. 11. pi. .Iti. — S.xiNin ks, 



r. z. s. isrxi, ;U'.). 



Gilttrivcta/inkii, Lkaoii, Syst. Cat. 1810, 40, 



t 



