985 Free Images of Jacques Burkhardt

jacques burkhardt scientific drawings harvard university watercolor on paper pencil on paper turtles in art emys 1856 in art watercolor paintings 1857 in art fish fossils

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

jacques burkhardt scientific drawings echinodermata

Ophioderma (Florida), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings watercolor on paper

Acrotonus arenatus Agassiz, Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Chelys fimbriata (side view), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Twelve turtles and two turtle heads, Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Mugil, Jacques Burkhardt, 8 June 1865

jacques burkhardt scientific drawings watercolor on paper

Fossil fish, Jacques Burkhardt

jacques burkhardt scientific drawings fish fossils

Fossil fish, Jacques Burkhardt

jacques burkhardt scientific drawings fish fossils

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

jacques burkhardt scientific drawings turtles in art

Unidentifiable fish (Jose Assu, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Plagusia, Jacques Burkhardt, 8 June 1865

jacques burkhardt scientific drawings watercolor on paper

Emys mobiliensis (top view), Jacques Burkhardt

jacques burkhardt scientific drawings emys

Unidentified fish (Cambridge, Mass., 1853), Jacques Burkhardt, 1853-??-??

jacques burkhardt scientific drawings watercolor on paper

Engraulis tricolor, Jacques Burkhardt, 21 June 1865

jacques burkhardt scientific drawings watercolor on paper

Gardinho redondo, Jacques Burkhardt, 19 July 1865

jacques burkhardt scientific drawings watercolor on paper

Turtle (top view), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Emys meleagris head (side view), Jacques Burkhardt

jacques burkhardt scientific drawings emys

Turtle (side view), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Porichthys, Jacques Burkhardt, 10 July 1865

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings pencil on paper

Unidentified fish (March 1854), Jacques Burkhardt, 1854-03-??

jacques burkhardt scientific drawings watercolor on paper

Two starfish (Cambridge, Mass., 1851), Jacques Burkhardt, 1851-??-??

jacques burkhardt scientific drawings watercolor on paper

Pseudoplatystoma fasciatum (3 fish), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Turtle (side view), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Homulons (Rio de Janeiro, Brazil, 7 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings haemulon

Fossil fish (New York, N.Y., 1847), Jacques Burkhardt, 1847-??-??

jacques burkhardt scientific drawings fish fossils

Caranx chloris (Rio de Janeiro, Brazil, 3 June 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Apistogramma agassizii (Manaos, Brazil, 17 November 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings turtles in art

Emys mobiliensis (top view) (Mobile, Alabama, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Mollusk (Charleston, South Carolina, 14 March 1852), Jacques Burkhardt

jacques burkhardt scientific drawings mollusca in art

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings emys

Anoja (Tajapuru, Brazil, 22 August 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings 1852 in art

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

jacques burkhardt scientific drawings turtles in art

Catoprion mento (Lago Jose Assu, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Gymnotus mamiraua? (Tajapuru, Brazil, 1866), Jacques Burkhardt, 1866-??-??

jacques burkhardt scientific drawings gymnotus

Fossil fish (New York, N.Y., 1847), Jacques Burkhardt, 1847-??-??

jacques burkhardt scientific drawings fish fossils

Brachyhypopomus pinnicaudatus (Santa Cruz, Brazil, 1866), Jacques Burkhardt, 1866-??-??

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings emys

Emys mobiliensis (front view of head) (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings emys

Apistogramma pertensis (Manaus, Brazil, 12 November 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings mollusca in art

Echinoderm (Charleston, South Carolina, 14 March 1852), Jacques Burkhardt

jacques burkhardt scientific drawings echinodermata

Aequidens sp. (Lago Jose Assu, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings turtles in art

Emys floridana (top view) (Mobile, Alabama, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings turtles in art

Emys mobiliensis (side view) (Mobile, Alabama, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Microphrys bicornutus (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings 1855 in art

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings turtles in art

Emys picta (top view) (Cambridge, Mass., 1852), Jacques Burkhardt, 1852-??-??

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings turtles in art

Axius serratus Stimpson? (Cambridge, Mass., 1852), Jacques Burkhardt, 1852-??-??

jacques burkhardt scientific drawings 1852 in art

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

jacques burkhardt scientific drawings emys

Emys floridana (side, bottom and top views) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Mylossoma duriventre (Tabatinga, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings mylossoma

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings fish fossils

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

jacques burkhardt scientific drawings pencil on paper

Cistudo carolina (side view of head), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings pencil on paper

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

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

jacques burkhardt scientific drawings pencil on paper

Thracia (Chelsea Beach, Mass.), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings emys

Gobius lanceolatus, Jacques Burkhardt, 13 June 1865

jacques burkhardt scientific drawings gobius

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

jacques burkhardt scientific drawings 1856 in art

Mesoprion? (Florida, June 1860), Jacques Burkhardt

jacques burkhardt scientific drawings lutjaniformes

Turtle on grass (side view), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

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

Ancistrus sp. (Teffe, Brazil, 7 October 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Ancistrus sp. (Tajapuru, Brazil, 22 August 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings lutjaniformes

Compsaraia compsa (Lago Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Gymnotus jonasi (Lago Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings gymnotus

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

jacques burkhardt scientific drawings eigenmannia

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

Satanoperca jurupari (Teffe, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Sternarchella schotti (Manacapuru, Brazil), 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

Hypopygus sp. (Lake January, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Gardinho, Jacques Burkhardt, 19 July 1865

jacques burkhardt scientific drawings watercolor on paper

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