. New England bird life: being a manual of New England ornithology; . n. Cutting records a specimen taken in Vermont. 340 PHALACROCORACID^ . CORMORANTS. DOUBLE-CRESTED dilophus (Szv.) N7Ltt. C/iars. Tail of twelve feathers. a Gular sac convex glossy greenish-black ; feathers of the backand wings coppery-gray,black-shafted, black-edged;adult with curly black lat-eral crests, and in thebreeding season other fil-amentous white ones, overthe eyes and along thesides of the neck; whiteflank-patch not observed inthe specimens examined,but probably occur
. New England bird life: being a manual of New England ornithology; . n. Cutting records a specimen taken in Vermont. 340 PHALACROCORACID^ . CORMORANTS. DOUBLE-CRESTED dilophus (Szv.) N7Ltt. C/iars. Tail of twelve feathers. a Gular sac convex glossy greenish-black ; feathers of the backand wings coppery-gray,black-shafted, black-edged;adult with curly black lat-eral crests, and in thebreeding season other fil-amentous white ones, overthe eyes and along thesides of the neck; whiteflank-patch not observed inthe specimens examined,but probably occurring;gular sac and lores inches;wing, or more ; tail, or more ; bill alonggape, ; tarsus a littleover Young plaindark brown, paler or gray-ish (even white on thebreast) below, without head-plumes. This is the Cormorantmost widely diffused inNorth America, and onewhich occurs in New Fig. Cormorant. E^crland UUdcr cirCUm-Natural size. Stances similar to thoseunder which the preceding species is TACHYPETES AQUILUS : FRIGATE. 341 Family TACHYPETID^: Frigates. FRIGATE, OR MAN-OF-WAR BIRD. TaCHYPETES AQUILUS (Z.) V. Chars. Bill longer than head, stout, straight, wider than highat the base, thence gradually compressed to the strongly hookedextremity. Nostrils very small, linear, almost entirely closed, ina long, narrow sac small, but ca-pable of considerabledistension. Wings ex-ceedingly long andpointed, of about thirty-four remiges, of whichthe ten primaries are j very powerful, with stout ,5^^ ^r
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