"Mareca americana. American Wigeon. Bald-pate. Bill grayish-blue, with black tip and extreme base; feet…
"Querquedula (N.) carolinensis. American Green-winged Teal. Bill black; feet bluish-gray: iris brown.…
"Spatula clypeata. Shoveller Duck. Broad-bill. Bill blackish; iris orange-red: feet vermilion-red. Head…
"Aix sponsa. Wood Duck. Summer Duck. "The Bride." Adult Male: Bill pinkish-white, with lake-red base,…
"Fuligula vallisneria. Canvas-back. Adult male: The head close-feathered. Bill high at the base and…
"Fuligula vallisneria. Canvas-back. Adult male: The head close-feathered. Bill high at the base and…
"Fuligula vallisneria. Canvas-back. Adult male: The head close-feathered. Bill high at the base and…
"Fuligula ferina americana. Red-head. American Pochard. The feathers of the head somewhat full and puffy,…
"Fuligula ferina americana. Red-head. American Pochard. The feathers of the head somewhat full and puffy,…
"Fuligula ferina americana. Red-head. American Pochard. The feathers of the head somewhat full and puffy,…
"Clangula albeola. Buffle-head. Butter-ball. spirit-duck. Dipper. Bill with nostrils rather behind than…
"Camptolaemus labradorius. Labrador Duck. Pied Duck. Adult male: Bill black with orange at base and…
"Somateri mollissima. Somateri dresseri. Common Eider. Bill gibbous at base of upper mandible; outline…
"Somateria fischeri. Spectacled Eider. Bill (in both sexes) peculiar in the extension upon it of dense…
"Somateria mollissima. European Eider Duck. Bill with lateral frontal process extending on each side…
"Oidemia americana. American Black Scoter. Sea Coot. Adult male: Plumage entirely black, less glossy…
"Oidemia perspicillata. Surf Duck. Sea Coot. Adult male: Bill as above, singularly variegated in color,…
"Oidemia perspicillata trowbridgii. Trowbridge's Surf Duck, With the bill longer, exceeding the head,…
"Mergus merganser. Merganser. Goosander. Nostrils near middle of bill. Frontal feathers extending acutely…
"Mergus serrator. Red-breasted Merganser. Nostrils near base of bill. Frontal feathers extending obtusely…
"North American White Pelican. Bill several times as long as the head, comparatively slender, but strong,…
"Phalacrocorax bicristatus. Cormorant. The knee-joint of a Cormorants. F, femur; P, patella; T, tibia;…
"Phalacrocorax bicristatus. Red-Faced Cormorant. Frontal feathers not reaching base of the culmen, the…
"Phalacrocorax bicristatus. Red-Faced Cormorant. Sternum and the shoulder from the skeleton of a Cormorant."…
"Phalacrocorax bicristatus. Red-Faced Cormorant. Skull showing sto, occipital style or nuchal bone;…
"Phalacrocorax dilophus. Double-crested Cormorant. Tail of 12 feathers. Gular sac convex behind. No…
"Tachypetes aquilus. Frigate. Man-of-War Bird. brownish-black, glossed with green of purplish, duller…
"Tachypetes aquilus. Frigate. Man-of-War Bird. brownish-black, glossed with green of purplish, duller…
"Larus heermanni. White-headed Gull. Bill shorter than head or tarsus, rather slender, moderately compressed,…
"Chroicocephalus atricilla. Laughing Gull. Black-headed Gull. Bill longer than middle toe and claw,…
"Sterna dougalli. Roseate Tern. Paradise Tern. Bill about as long as head or foot, straight, slender,…
"Sterna (T.) caspia. Caspian Tern. Imperial Tern. Bill dark vermilion red, growing and somewhat "diaphanous"…
"Sterna (T.) maxima. Cayenne Tern. Royal Tern. Adult in summer: Pileum glossy greenish-black, not extending…
"Sterna (T.) elegans. Elegant Tern. Princely Tern. Bill bright red, salmon-colored toward tip. Feet…
"Sterna (T.) cantiaca. Sandwich Tern. Ducal Tern. Bill black, the tip 1/2 to 3/4 an inch bright yellow,…
"Sterna forsteri. Forster's Tern. Tail 5.00 - 8.00, forked 2.50-5.00." Elliot Coues, 1884
"Sterna aleutica. Aleutian Tern. Bill of ordinary shape, as in hirundo, macrura, etc., entirely black.…
"Sterna fuliginosa. Sooty Tern. feet stout; toes short; with much incised webs; tibia bare .70; tarsus…
"Sterna anaisthetikos. Bridled Tern. The foot of a Bridled Tern; Tarsus .85; middle toe the same, with…
'Rhynchops. Skimmer. Bill hypognathous Among the singular bills of birds that frequently excite our…
"Fulmarus. Fulmar. Adult: White; mantle pale pearly-blue, restricted to back and wings, or extending…
"Diomedea brachyura. Short-tailed Albatross. Bill 5.00 or 6.00 inches long, with long, with moderately…
"Phoibetria fuliginosa. Sooty Albatross. Plumage ordinarily uniform sooty-brown; quills and tail blackish…
"Priocella tenuirostris. Slender-billed Fulmar. Adult: Plumage white, with clear pearly-blue mantle,…
"Ripe chick's skull, longitudinal section, vied inside, x 3 diameters; after parker. In the mandible…
"Ripe chick's skull, longitudinal section, vied inside, x 3 diameters; after Parker. px, premaxillary;…
"Side view of a woodpecker's skull, showing the long slender basihyal (bh), bearing slight elements…
"Top view of skull of Cloaptes, (flickers) showing thyrohyals running along the skull and into right…
"Cymochorea leucorrhoa. Leach's Petrel. White-rumped Petrel. Coloration as in the last species (pygmy…
"Cymochorea melaena. Black Petrel. Form of the last very nearly; bill more robust; tarsus a little longer…
"Puffinus opisthomelas. Black-vented Shearwater. Dark color of upper parts extending farther on sides…
"Puffinus fuliginosus. Sooty Shearwater. Nearly uniform dark sooty-brown, blackening on quills and tail-feathers,…
"Colymbus torquatus. Common Loon. Great Northern Diver. Adult: Bill black, the tip and cutting edges…
"Colymbus torquatus. Common Loon. Great Northern Diver. Adult: Bill black, the tip and cutting edges…
"F. Fibula; T, tibia, with a, its cnemial process, and P, large patella, of a grebe." Elliot Coues,…
This is a fruit tree drawing, possibly and apple tree. Its roots are shown in the shape of a ball and…
Stories for children is a children's book by Francis Peard. This is one of the drawings in the book…
"Dromaeognathous skull of ostrich, nat. size specimen no. 16,629, U.S. Nat Museum, by Dr. R. W. Shufeldt,…
"Dromaeognathous skull of a tinamou (Tinamus robustus); copies by Shufeldt from Huxley. Letters as before;…