985 Free Images of Jacques Burkhardt

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

Pectinibranchiata (January 1853), Jacques Burkhardt, 1853-01-??

jacques burkhardt scientific drawings pencil on paper

Tetragonopterus Art., Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Pimelodus? (Belem, Para, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Turtle (top view, right-side half), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Turtle (bottom view) (1858), Jacques Burkhardt, 1858-??-??

jacques burkhardt scientific drawings turtles in art

Five mollusks (Nahant, Mass., 1864), Jacques Burkhardt, 1864-??-??

jacques burkhardt scientific drawings pencil on paper

Turtle (bottom view), Jacques Burkhardt

jacques burkhardt scientific drawings turtles in art

Echinoderm and anatomical cross sections, Jacques Burkhardt

jacques burkhardt scientific drawings echinodermata

Alopias (Nahant, Mass., 1858), Jacques Burkhardt, 1858-??-??

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings bryozoa

3 mollusk cross sections (Nantucket, Mass.?), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Pagurus pollicaris Say? (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings fish fossils

Unidentified fish (Boston, Mass., 1863), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Western pond turtle? (San Francisco, California), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Glossodus forskalii, Jacques Burkhardt, 2 June 1865

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings loricariinae

Bagre (Belem, Para, Brazil, 14 August 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

Tetraodon, Jacques Burkhardt, 29 June 1865

jacques burkhardt scientific drawings watercolor on paper

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

Gerres lineatus, Jacques Burkhardt, 13 July 1865

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings kinosternon

Bodianus rufus, Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Crenicichla wallaci (Teffe, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings crenicichla wallacii

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

jacques burkhardt scientific drawings watercolor on paper

Mollusk (Naushon Island, Mass.), Jacques Burkhardt

jacques burkhardt scientific drawings mollusca in art

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

jacques burkhardt scientific drawings 1855 in art

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

jacques burkhardt scientific drawings emys

Tetraodon spengleri, Jacques Burkhardt, 22 July 1865

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings turtles in art

Upeneus maculatus, Jacques Burkhardt, 3 June 1865

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

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings gymnotus

Emys pseudogeographica (top view) (Washington, 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

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

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings emys

Menippe mercenary (15 January 1855?), Jacques Burkhardt, 1855-01-15?

jacques burkhardt scientific drawings menippe mercenaria

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

jacques burkhardt scientific drawings fish fossils

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

jacques burkhardt scientific drawings emys

Emys marginata and Emys bellii (April 1856), Jacques Burkhardt, 1856-04-??

jacques burkhardt scientific drawings emys

Cambarus (Niagara, New York, October 1848), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings fish fossils

Astronotus ocellatus (Teffe, Brazil; green), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Homulons (Rio de Janeiro, Brazil, 11 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings haemulon

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

jacques burkhardt scientific drawings gymnotus

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

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings 1865 in art

Apistogramma agassizii (Manaos, Brazil, 16 November 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Piaractus brachypomus (Teffe, Brazil, 4 October 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Caranx (Xarelete welho) (Rio de Janeiro, Brazil, 19 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Chaetobranchus flavescens (Lake January, Brazil, 26 October 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

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

jacques burkhardt scientific drawings turtles in art

Fossil (eight views) (3 April 1847), Jacques Burkhardt, 3 April 1847

jacques burkhardt scientific drawings fossils

Emys serrata (side view) (Savannah, Georgia, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings emys

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

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

Loricariinae (Maues, Brazil, 12 December 1865), Jacques Burkhardt

jacques burkhardt scientific drawings loricariinae

Bryozoa and anatomical cross section (Key West, Florida, 1858), Jacques Burkhardt, 1858-??-??

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings 1856 in art

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings emys

Hammerhead (Rio de Janeiro, Brazil, 12 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Ophiolepis elongata (Sullivan's Island, South Carolina, 1852), Jacques Burkhardt

jacques burkhardt scientific drawings ophiolepis

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings kinosternon

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

jacques burkhardt scientific drawings heros (genus)

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

jacques burkhardt scientific drawings emys

Crenicichla marmorata (Lago Maximo, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings crenicichla marmorata

Satanoperca jurupari (Lago Maximo, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Eigenmannia virescens (Teffe, Brazil, 1866), Jacques Burkhardt, 1866-??-??

jacques burkhardt scientific drawings eigenmannia

Apistogramma agassizii (Lake January, Brazil, 28 October 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings asteroidea

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

jacques burkhardt scientific drawings watercolor paintings

Nine fish-scale cross sections (New York, N.Y.), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Unidentified specimen (Cambridge, Mass., June 1852), Jacques Burkhardt, 1852-06-??

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings turtles in art

Heros efasciatus, Jacques Burkhardt

jacques burkhardt scientific drawings heros efasciatus

Fossil fish and anatomical cross section (1854), Jacques Burkhardt, 1854-??-??

jacques burkhardt scientific drawings fish fossils

Micropteryx cosmopolita Agassiz, Jacques Burkhardt, 30 April 1865

jacques burkhardt scientific drawings watercolor on paper

Uranoscopus occidentalis Ag., Jacques Burkhardt, 2 June 1865

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings emys

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

jacques burkhardt scientific drawings emys

Emys marginata (1 top and 2 bottom views), Jacques Burkhardt

jacques burkhardt scientific drawings emys

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