1,593 Free Images of Jacques Burkhardt

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

Turtle (bottom view) (June 1854), Jacques Burkhardt, 1854-06-??

jacques burkhardt scientific drawings turtles in art

Crepidula (Boston, Mass., March 1847), Jacques Burkhardt, 1847-03-??

jacques burkhardt scientific drawings 1847 in art

Cistudo (side view), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Kinosternon odoratum (bottom view), Jacques Burkhardt

jacques burkhardt scientific drawings kinosternon

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

jacques burkhardt scientific drawings echinodermata

Turtle (bottom view) (Natchez, Mississippi), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Centropomus, Jacques Burkhardt, 15 January 1865

jacques burkhardt scientific drawings watercolor paintings

Turtle (bottom view) (May 1854), Jacques Burkhardt, 1854-05-??

jacques burkhardt scientific drawings turtles in art

Micropteryx cosmopolita Agassiz, Jacques Burkhardt, 30 April 1865

jacques burkhardt scientific drawings watercolor on paper

Emys floridana (partial top view) (Natchez, Mississippi), Jacques Burkhardt

jacques burkhardt scientific drawings emys

Gastropod mollusk (Boston, Mass., July 1860), Jacques Burkhardt, 1860-07-??

jacques burkhardt scientific drawings watercolor on paper

Stingray (New York, N.Y., 23 November 1847), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Serranus (Bermuda, 1862; fish and partial fin), Jacques Burkhardt, 1862-??-??

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings pencil on paper

Turtle (bottom, top and side views) (1852), Jacques Burkhardt, 1852-??-??

jacques burkhardt scientific drawings turtles in art

Ceten graulis edentular Cuv., Jacques Burkhardt, 8 June 1865

jacques burkhardt scientific drawings watercolor paintings

Heros efasciatus, Jacques Burkhardt

jacques burkhardt scientific drawings heros efasciatus

Uaru amphiacanthoides (Teffe, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Turtle (top view) (June 1852), Jacques Burkhardt, 1852-06-??

jacques burkhardt scientific drawings turtles in art

Distocyclus conirostris (Lake Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings eigenmannia

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings 1856 in art

Sternarchella schotti (Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Mylossoma duriventre (Tabatinga, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings mylossoma

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

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

jacques burkhardt scientific drawings fish fossils

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

jacques burkhardt scientific drawings mollusca in art

Emys rubriventris (side view) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Crenicichla sp. (Maues, Brazil, 19 December 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Bryozoa and seven anatomical parts (Tortugas, Florida, 12 March 1858), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Geophagus n.sp. 1 (Maues, Brazil, 18 December 1865), Jacques Burkhardt

jacques burkhardt scientific drawings geophagus

Emys rubriventris (side view) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Turtle shell (top and bottom views) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings turtles in art

Turtle (bottom and top views) (Mobile, Alabama, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings 1856 in art

Hepatus princeps (Herbst) (1 March 1852), Jacques Burkhardt, 1 March 1852

jacques burkhardt scientific drawings hepatus

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

jacques burkhardt scientific drawings 1856 in art

Brachyhypopomus janeiroensis (Rio Parahiba, Brazil, 1866), Jacques Burkhardt, 1866-??-??

jacques burkhardt scientific drawings watercolor paintings

Emys decussata Cuba (side view and three anatomical parts) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings 1852 in art

Mollusk (Naushon Island, Mass., August 1864) (2 drawings), Jacques Burkhardt, 1864-08-??

jacques burkhardt scientific drawings mollusca in art

Loricaria sp. (Macacos, Brazil, 26 May 1865), Jacques Burkhardt

jacques burkhardt scientific drawings loricaria

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

jacques burkhardt scientific drawings 1856 in art

Frog, snake head, and anatomical parts (Charleston, South Carolina, 1853), Jacques Burkhardt, 1853-??-??

jacques burkhardt scientific drawings frogs in art

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

jacques burkhardt scientific drawings kinosternon

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings fish fossils

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings watercolor on paper

Mollusk (Naushon Island, Mass.), Jacques Burkhardt

jacques burkhardt scientific drawings mollusca in art

Mesoprion? (Florida, June 1860), Jacques Burkhardt

jacques burkhardt scientific drawings lutjaniformes

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings fish fossils

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings turtles in art

Turtle on grass (side view), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings kinosternon

Bodianus rufus, Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings pencil on paper

Tetraodon, Jacques Burkhardt, 29 June 1865

jacques burkhardt scientific drawings watercolor on paper

Upeneus maculatus, Jacques Burkhardt, 3 June 1865

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings 1856 in art

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

jacques burkhardt scientific drawings asteroidea

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings echinodermata

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings turtles in art

3 catfish (Teffe, Brazil, 14 October 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

Chromide (Rio de Janeiro, Brazil, 13 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

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

jacques burkhardt scientific drawings 1865 in art

Bagre (Belem, Para, Brazil, 14 August 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

Squilla empusa (13 February 1852), Jacques Burkhardt, 13 February 1852

jacques burkhardt scientific drawings 1852 in art

French: Marine (Sète, Languedoc), Jacques Burkhardt, 23 August 1865

jacques burkhardt scientific drawings 1865 in art

Cistudo du Sud (side view) (Mobile, Alabama, 1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings 1855 in art

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

jacques burkhardt scientific drawings kinosternon

Emys floridana (side view and eye) (Mobile, Alabama, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Emys rubriventris (top view) (Washington, D.C., 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings emys

Turtle on grass (side view) (1857), Jacques Burkhardt, 1857-??-??

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings gymnotus

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

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings emys

Gymnotus carapo (Lake January, Brazil, 1866), Jacques Burkhardt, 1866-??-??

jacques burkhardt scientific drawings gymnotus

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

jacques burkhardt scientific drawings emys

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