985 Free Images of Jacques Burkhardt

jacques burkhardt scientific drawings harvard university watercolor on paper pencil on paper emys watercolor paintings 1856 in art 1865 in art turtles in art 1855 in art

Emys serrata (top view) (December 1855?), Jacques Burkhardt, 1855-12-??

jacques burkhardt scientific drawings emys

Axius serratus Stimpson? (May 1852), Jacques Burkhardt, 1852-05-??

jacques burkhardt scientific drawings 1852 in art

Mollusk (Charleston, South Carolina, 10 February 1852), Jacques Burkhardt

jacques burkhardt scientific drawings mollusca in art

Emys hoyii (side view) (January 1856), Jacques Burkhardt, 1856-01-??

jacques burkhardt scientific drawings emys

Turtle (bottom view) (Columbus, Georgia, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings turtles in art

Emys marginata (side view) (Milwaukee, Wisconsin, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Turtle (top view) (1857), Jacques Burkhardt, 1857-??-??

jacques burkhardt scientific drawings turtles in art

Turtle (bottom view) (1857), Jacques Burkhardt, 1857-??-??

jacques burkhardt scientific drawings turtles in art

Turtle (bottom view) (1857), Jacques Burkhardt, 1857-??-??

jacques burkhardt scientific drawings turtles in art

Turtle (bottom view) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings turtles in art

Emys hoyii (bottom view) (Western Missouri, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Mylossoma duriventre (Tabatinga, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings mylossoma

Fossil fish (New York, N.Y.), Jacques Burkhardt

jacques burkhardt scientific drawings fish fossils

Cistudo de Florida (side view) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings 1856 in art

Distocyclus conirostris (Lake Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Fossil fish (New York, N.Y.), Jacques Burkhardt

jacques burkhardt scientific drawings fish fossils

Cistudo du Sud (side view) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings 1856 in art

Emerita talpoida (Say) (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings 1855 in art

Needlefish (top view) (Boston, Mass., 1848), Jacques Burkhardt, 1848-??-??

jacques burkhardt scientific drawings pencil on paper

Tortoise (side view) (March 1851), Jacques Burkhardt, 1851-03-??

jacques burkhardt scientific drawings watercolor on paper

Unidentified fish (1856; 2 fish), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings 1856 in art

Cistudo carolina (side view of head), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Ocypode albicans (Bosc), Jacques Burkhardt, 1855-02-02?

jacques burkhardt scientific drawings pencil on paper

Turtle (top view) (Cuba), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Echinoderm (Neuchatel, Switzerland, February 1837), Jacques Burkhardt, 1837-02-??

jacques burkhardt scientific drawings echinodermata

Tortoise (bottom view) (April 1851), Jacques Burkhardt, 1851-04-??

jacques burkhardt scientific drawings watercolor on paper

Crenicichla wallaci (Teffe, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings crenicichla wallacii

Modiolus (Nahant, Mass., 1864) (6 drawings), Jacques Burkhardt, 1864-??-??

jacques burkhardt scientific drawings pencil on paper

Stingray (Boston, Mass., 10 January 1860), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Bodianus rufus, Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Tortoise (top view) (April 1851), Jacques Burkhardt, 1851-04-??

jacques burkhardt scientific drawings watercolor on paper

Eigenmannia cf. macrops (Lago Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings eigenmannia

Gymnotus jonasi (Lago Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings gymnotus

Recalls the Julis (Lago Maximo, Brazil; 1 anatomical part), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Sternarchella schotti (Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Mollusk (Turtles, Florida, 10 April 1858), Jacques Burkhardt

jacques burkhardt scientific drawings mollusca in art

Velella (Tortugas, Florida, 2 April 1858), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Pterophyllum scalare (Porto de Mos, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Velella (Tortugas, Florida, 11 April 1858), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Satanoperca jurupari (Teffe, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Mollusk (Turtles, Florida, 9 April 1858), Jacques Burkhardt

jacques burkhardt scientific drawings mollusca in art

Chelys marginata (side view) (1857), Jacques Burkhardt, 1857-??-??

jacques burkhardt scientific drawings watercolor on paper

Emys floridana (bottom view) (Mobile, Alabama), Jacques Burkhardt

jacques burkhardt scientific drawings emys

Three needlefish heads (Boston, Mass., 1848), Jacques Burkhardt, 1848-??-??

jacques burkhardt scientific drawings pencil on paper

Turtle on grass (side view) (1858), Jacques Burkhardt, 1858-??-??

jacques burkhardt scientific drawings turtles in art

Mesoprion? (Florida, June 1860), Jacques Burkhardt

jacques burkhardt scientific drawings lutjaniformes

Emys floridana (top view) (Mobile, Alabama), Jacques Burkhardt

jacques burkhardt scientific drawings emys

Eight mollusk drawings (Nahant, Mass., 1864), Jacques Burkhardt, 1864-??-??

jacques burkhardt scientific drawings watercolor on paper

Plectropoma puella, Jacques Burkhardt, 3 June 1865

jacques burkhardt scientific drawings watercolor on paper

Mollusk (Naushon Island, Mass.), Jacques Burkhardt

jacques burkhardt scientific drawings mollusca in art

Mamamo, Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Needlefish head (New York, N.Y., 1848), Jacques Burkhardt, 1848-??-??

jacques burkhardt scientific drawings pencil on paper

Starfish (Neuchatel, Switzerland, January 1837), Jacques Burkhardt, 1837-01-??

jacques burkhardt scientific drawings asteroidea

Turtle head (front view, with mouth open), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Turtle on grass (side view), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Serranus (Bermuda, December 1862), Jacques Burkhardt, 1862-12-??

jacques burkhardt scientific drawings watercolor on paper

Chromide (Rio de Janeiro, Brazil, 13 June 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Blennius (Rio de Janeiro, Brazil, 1 June 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Galeus (Rio de Janeiro, Brazil, 19 June 1865), Jacques Burkhardt

jacques burkhardt scientific drawings unidentified carcharhiniformes

Fossil fish tail (New York, N.Y.), Jacques Burkhardt

jacques burkhardt scientific drawings fish fossils

Thracia (Chelsea Beach, Mass.), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Emys elegans (top view) (Washington, Mississippi), Jacques Burkhardt

jacques burkhardt scientific drawings emys

Tetraodon spengleri, Jacques Burkhardt, 22 July 1865

jacques burkhardt scientific drawings watercolor on paper

Macrodon trahira, Jacques Burkhardt, 23 May 1865

jacques burkhardt scientific drawings watercolor on paper

Emys elegans (bottom view) (Washington, Mississippi), Jacques Burkhardt

jacques burkhardt scientific drawings emys

Chelys marginata (top view) (1857), Jacques Burkhardt, 1857-??-??

jacques burkhardt scientific drawings watercolor on paper

Chelys marginata (bottom view) (1857), Jacques Burkhardt, 1857-??-??

jacques burkhardt scientific drawings watercolor on paper

Gobius lanceolatus, Jacques Burkhardt, 13 June 1865

jacques burkhardt scientific drawings gobius

Upeneus maculatus, Jacques Burkhardt, 3 June 1865

jacques burkhardt scientific drawings watercolor on paper

Tetraodon, Jacques Burkhardt, 29 June 1865

jacques burkhardt scientific drawings watercolor on paper

Acara (Cupido), Jacques Burkhardt, 27 October 1865

jacques burkhardt scientific drawings watercolor paintings

Kinosternon (side view) (Panama, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings kinosternon

Fossil lumpsucker (Canada, 1851), Jacques Burkhardt, 1851-??-??

jacques burkhardt scientific drawings fish fossils

Pleurogramma (Acara petit) (Lago Maximo, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Gerres lineatus, Jacques Burkhardt, 13 July 1865

jacques burkhardt scientific drawings watercolor on paper

Kinosternon (top view) (Panama, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings kinosternon

Two brittle-stars (Key Biscayne, Florida), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Three needlefish heads (Cambridge, Mass., 1849), Jacques Burkhardt, 1849-??-??

jacques burkhardt scientific drawings pencil on paper

3 catfish (Teffe, Brazil, 14 October 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Turtle (side view) (June 1857), Jacques Burkhardt, 1857-06-??

jacques burkhardt scientific drawings turtles in art

Kinosternon pennsylvania (three views of head) (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings kinosternon

Emys elegans (bottom view) (Washington, Mississippi, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Heros? (Lake January, Brazil, 26 October 1865), Jacques Burkhardt

jacques burkhardt scientific drawings heros (genus)

Emys rubriventris (bottom view) (January 1856), Jacques Burkhardt, 1856-01-??

jacques burkhardt scientific drawings emys

Buccinum trivittatum (Nantucket, Mass., 1 September 1847), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Emys floridana (partial top view) (Columbus, Georgia, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Aequidens pallidus (Teffe and Manaos, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Emys rubriventris (bottom view) (December 1855), Jacques Burkhardt, 1855-12-??

jacques burkhardt scientific drawings emys

Emys nigra Hall (top view) (Southern California, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Bagre (Belem, Para, Brazil, 14 August 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Biotodoma cupido (Manaus, Brazil, 16 November 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Loricariinae (Teffe, Brazil, 6 October 1865; 2 fish), Jacques Burkhardt

jacques burkhardt scientific drawings loricariinae

Gymnotus jonasi (Solimoes River, Brazil, 1866), Jacques Burkhardt, 1866-??-??

jacques burkhardt scientific drawings gymnotus

Blennius (Rio de Janeiro, Brazil, 22 June 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Catfish (Teffe, Brazil, 13 October 1865; 3 fish), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Cistudo (top view) (Middleboro, Mass., June 1852), Jacques Burkhardt, 1852-06-??

jacques burkhardt scientific drawings 1852 in art

Chaetobranchus flavescens (Lake January, Brazil, 26 October 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Gymnotus coropinae (Lago Maximo, Brazil, 1866), Jacques Burkhardt, 1866-??-??

jacques burkhardt scientific drawings gymnotus

Emys elegans (side view) (Natchez, Mississippi, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Emys elegans (side view) (Washington, Mississippi, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

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