985 Free Images of Jacques Burkhardt

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

Heros efasciatus (Lake January, Brazil, 26 October 1865; green), Jacques Burkhardt

jacques burkhardt scientific drawings heros efasciatus

Phractocephalus hemioliopterus (Lago Maximo, Brazil, 1 September 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Apistogramma? (Manaus, Brazil, November 17, 1865), Jacques Burkhardt, 17 November 1865

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings fish fossils

Turtle on grass (side view), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Symphysodon aequifasciata, Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Satanoperca lilith, Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Turtle (side view, on grass) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings turtles in art

Mollusk (Naushon Island, Mass., 1864), Jacques Burkhardt, 1864-??-??

jacques burkhardt scientific drawings mollusca in art

Shrimp? (Somerville, Mass., April 1852), Jacques Burkhardt, 1852-04-??

jacques burkhardt scientific drawings 1852 in art

Hepatus princeps (Herbst) (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings hepatus

Emys mobiliensis (side view) (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings emys

Emys mobiliensis (bottom view) (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings emys

Emys marginata (top view) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Pleurops (Lago Jose, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Eight turtles and six turtle heads, Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Physalia (1858), Jacques Burkhardt, 1858-??-??

jacques burkhardt scientific drawings watercolor on paper

Gymnothorax ocellatus Agassiz (Rio de Janeiro, Brazil, 31 May 1865), Jacques Burkhardt

jacques burkhardt scientific drawings gymnothorax

Ageneiosus sp. (Lago Maximo, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Geophagus n.sp. 2 (Manaus, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings geophagus

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

jacques burkhardt scientific drawings pencil on paper

Brachyhypopomus beebei (Lake January, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings 1856 in art

Turtle anatomical parts (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings turtles in art

Bryozoa (Charleston, South Carolina), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings 1856 in art

Crenicichla wallacii (Lake January, Brazil, 17 November 1865; 2 fish), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Achirus (Rio de Janeiro, Brazil, 26 June 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Cathorops sp. (Rio de Janeiro, Brazil, 11 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Ophioderma (Charleston, South Carolina, 7 February 1852), Jacques Burkhardt

jacques burkhardt scientific drawings 1852 in art

Turtle (side view) and three legs, Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Acrotonus arenatus Agassiz, Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Gymnotus sp. (Pernambuco, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings gymnotus

Monacanthus, Jacques Burkhardt, 26 June 1865

jacques burkhardt scientific drawings watercolor on paper

Saurus longirostris, Jacques Burkhardt, 18 July 1865

jacques burkhardt scientific drawings watercolor on paper

Chelys fimbriata (side view), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Chelys fimbriata (bottom view), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Homulon, Jacques Burkhardt, 1 June 1865

jacques burkhardt scientific drawings haemulon

Mugil, Jacques Burkhardt, 8 June 1865

jacques burkhardt scientific drawings watercolor on paper

Snail (side view) (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings watercolor on paper

Corniger spinosus Agassiz (orange-red), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Solenomya (Nahant, Mass., 1864), Jacques Burkhardt, 1864-??-??

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings watercolor on paper

Cistudo (side view), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Shark (Nahant, Mass., 1864), Jacques Burkhardt, 1864-??-??

jacques burkhardt scientific drawings sharks in art

Sternarchella schotti (Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Cistudo de Florida (side view), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Bryozoa and anatomical parts (Tortugas, Florida, 8 April 1856), Jacques Burkhardt

jacques burkhardt scientific drawings 1856 in art

Cephalopods (Torjaga, Florida, 1858), Jacques Burkhardt, 1858-??-??

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings fish fossils

Fossil fish, Jacques Burkhardt

jacques burkhardt scientific drawings fish fossils

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

jacques burkhardt scientific drawings watercolor on paper

Ophioderma (Florida), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings asteroidea

Brachyhypopomus sp. (Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings brachyhypopomus

Knifefish (Lake January, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings sternopygidae

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

jacques burkhardt scientific drawings 1856 in art

Chelys fimbriata (top view), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Pomacentrus, Jacques Burkhardt, 3 June 1865

jacques burkhardt scientific drawings watercolor on paper

Plagusia, Jacques Burkhardt, 8 June 1865

jacques burkhardt scientific drawings watercolor on paper

Ophisurus, Jacques Burkhardt, 13 July 1865

jacques burkhardt scientific drawings watercolor on paper

Eigenmannia (Para, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings eigenmannia

Panulirus argus (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings watercolor on paper

Twelve turtles and two turtle heads, Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Elops saurus, Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Tortoise (California, 1857), Jacques Burkhardt, 1857-??-??

jacques burkhardt scientific drawings 1857 in art

Turtle (Rockland County, New York), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Fossil fish, Jacques Burkhardt

jacques burkhardt scientific drawings fish fossils

Pimelodus sp. (Tabatinga and Tonantins, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings echinodermata

Fossil fish, Jacques Burkhardt

jacques burkhardt scientific drawings fish fossils

Emys mobiliensis (top view), Jacques Burkhardt

jacques burkhardt scientific drawings emys

Chloridella empusa (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings watercolor on paper

Gerres, Jacques Burkhardt, 8 July 1865

jacques burkhardt scientific drawings watercolor on paper

Unidentifiable fish (Jose Assu, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings turtles in art

Catoprion mento (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

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

jacques burkhardt scientific drawings emys

Bryozoa (Key West, Florida, 1858), Jacques Burkhardt, 1858-??-??

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings emys

Lizard (Cambridge, Mass., 6 August 1866), Jacques Burkhardt

jacques burkhardt scientific drawings 1866 in art

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

jacques burkhardt scientific drawings turtles in art

Emys elegans (top view) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

Emys (top view) (Washington, Mississippi, 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

Echinoderm (Charleston, South Carolina, February 1852), Jacques Burkhardt, 1852-02-??

jacques burkhardt scientific drawings echinodermata

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings emys

Sternarchorhynchus oxyrhynchus (Lago Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings 1865 paintings

Turtle (bottom view), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Bryozoa (Key West, Florida, 1858), Jacques Burkhardt, 1858-??-??

jacques burkhardt scientific drawings bryozoa

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

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