10,637 Free Images of Classification

harvard universityjacques burkhardt scientific drawingsjacques burkhardtsmithsonian librariesanimalszoologyanatomycrustaceancompareidentification
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animalszoology
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sketchbird
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sketchbird
Cistudo carolina (3 anatomical parts) (1855), Jacques Burkhardt, 1855-??-??
jacques burkhardt scientific drawingspencil on paper
Gymnotus coropinae (Lago Maximo, Brazil), Jacques Burkhardt
jacques burkhardt scientific drawingsgymnotus
Six turtles and turtle head (side view) (1854), Jacques Burkhardt, 1854-??-??
jacques burkhardt scientific drawingsturtles in art
Three needlefish heads (Boston, Mass., 1848), Jacques Burkhardt, 1848-??-??
jacques burkhardt scientific drawingspencil on paper
Hepatus princeps (Herbst) (1855), Jacques Burkhardt, 1855-??-??
jacques burkhardt scientific drawingshepatus
Ophioderma (Charleston, South Carolina, 1 December 1847), Jacques Burkhardt
jacques burkhardt scientific drawingspencil on paper
Kinosternon scorpioides (top view) (Surinam, 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingskinosternon
Hypostominae? (Coary, Brazil, 22 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Needlefish head (top view) (New York, N.Y., 1848), Jacques Burkhardt, 1848-??-??
jacques burkhardt scientific drawingspencil on paper
Turtle (top and bottom view) (Tarboro, North Carolina), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsturtles in art
Mactra (Nahant, Mass., 16 February 1848), Jacques Burkhardt
jacques burkhardt scientific drawingsmactra
Ischypterus Mortoni (Fossil) (New York, N.Y., 1861), Jacques Burkhardt, 1861-??-??
jacques burkhardt scientific drawingswatercolor on paper
Trionyx Natchez (bottom view) (1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawings1856 in art
Pagrus or Argyrops (New York, 7 November 1847), Jacques Burkhardt
jacques burkhardt scientific drawingswatercolor on paper
Three needlefish heads (Boston, Mass., 1848), Jacques Burkhardt, 1848-??-??
jacques burkhardt scientific drawingswatercolor on paper
Stingray (Boston, Mass., 10 January 1860), Jacques Burkhardt
jacques burkhardt scientific drawingspencil on paper
Ophiopholis aculeata (Boston Harbor, Mass., January-February 1848), Jacques Burkhardt
jacques burkhardt scientific drawingspencil on paper
Kinosternon scorpioides (bottom view) (Surinam, 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingskinosternon
Emys rubriventris (bottom view), Jacques Burkhardt
jacques burkhardt scientific drawingsemys
Hemirhamphus brasiliensis Cuv., Jacques Burkhardt, 4 May 1865
jacques burkhardt scientific drawingswatercolor on paper
Frieda Schiff (1876–1958), Later Mrs. Felix M. Warburg, Anders Zorn, 1894
frieda schiff by anders zornimpressionism
Ancistrus sp. (Teffe, Brazil, 7 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Turtle on grass (side view) (1857), Jacques Burkhardt, 1857-??-??
jacques burkhardt scientific drawingsturtles in art
Emys pseudogeographica (top view) (Washington, Mississippi, 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsemys
Turtle (side view, on grass) (1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsturtles in art
Emys rubriventris (top view) (Washington, D.C., 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsemys
Hammerhead (Rio de Janeiro, Brazil, 12 July 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Emys bellii (side view) (Milwaukee, Wisconsin, 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsemys
Emys rubriventris (bottom view) (Washington, D.C., 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsemys
French: Marine (Sète, Languedoc), Jacques Burkhardt, 23 August 1865
jacques burkhardt scientific drawings1865 in art
Cistudo du Sud (side view) (Mobile, Alabama, 1855), Jacques Burkhardt, 1855-??-??
jacques burkhardt scientific drawings1855 in art
Buccinum trivittatum (Nantucket, Mass., 1 September 1847), Jacques Burkhardt
jacques burkhardt scientific drawingswatercolor paintings
Emys rubriventris (bottom view) (December 1855), Jacques Burkhardt, 1855-12-??
jacques burkhardt scientific drawingsemys
Emys elegans (bottom view) (Washington, Mississippi, 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsemys
Emys floridana (partial top view) (Columbus, Georgia, 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsemys
Kinosternon pennsylvania (three views of head) (1855), Jacques Burkhardt, 1855-??-??
jacques burkhardt scientific drawingskinosternon
Heros? (Lake January, Brazil, 26 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsheros (genus)
Emys rubriventris (bottom view) (January 1856), Jacques Burkhardt, 1856-01-??
jacques burkhardt scientific drawingsemys
Emys nigra Hall (top view) (Southern California, 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsemys
Turtle (side view) (June 1857), Jacques Burkhardt, 1857-06-??
jacques burkhardt scientific drawingsturtles in art
Bagre (Belem, Para, Brazil, 14 August 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Biotodoma cupido (Manaus, Brazil, 16 November 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Loricariinae (Teffe, Brazil, 6 October 1865; 2 fish), Jacques Burkhardt
jacques burkhardt scientific drawingsloricariinae
Gymnotus jonasi (Solimoes River, Brazil, 1866), Jacques Burkhardt, 1866-??-??
jacques burkhardt scientific drawingsgymnotus
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classificationplants
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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behaviorbird
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behaviorbird
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classificationcactaceae
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classificationcactaceae
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classificationcactaceae
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classificationcactaceae
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ornithologybird
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arthropodainsects
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classificationplants
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classificationplants
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classificationplants
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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animalsanatomy
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mammalsdeer
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animalsbird
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animalssnake
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animalsbird
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animalsfish
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animalsbird
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animalsfish
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animalsfish
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animalsbird
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animalsbird
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