1,593 Free Images of Jacques Burkhardt

jacques burkhardt scientific drawingsharvard universitywatercolor on paper1865 in artpencil on paperwatercolor paintingsemysgeophagus1856 in artturtles in art
Odostomia exigua (East Boston, Mass., August 1847), Jacques Burkhardt
jacques burkhardt scientific drawingspencil on paper
Turtle (side view) (1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsturtles in art
Carcharias and anatomical cross sections (Charleston, South Carolina, 1853), Jacques Burkhardt, 1853-??-??
jacques burkhardt scientific drawingspencil on paper
Needlefish head (top view) (New York, N.Y., 1848), Jacques Burkhardt, 1848-??-??
jacques burkhardt scientific drawingspencil on paper
Ophiopholis aculeata (Boston Harbor, Mass., January-February 1848), Jacques Burkhardt
jacques burkhardt scientific drawingspencil on paper
Shark? (top view) (China, December 1853), Jacques Burkhardt, 1853-12-??
jacques burkhardt scientific drawingssharks in art
2 knife fish (Lago Maximo, Brazil), Jacques Burkhardt
jacques burkhardt scientific drawingswatercolor paintings
Three needlefish heads (Boston, Mass., 1848), Jacques Burkhardt, 1848-??-??
jacques burkhardt scientific drawingspencil on paper
Shark and anatomical cross sections (Nahant, Mass., 1858), Jacques Burkhardt, 1858-??-??
jacques burkhardt scientific drawingssharks in art
Mugil brasiliensis Spix, Jacques Burkhardt, 4 May 1865
jacques burkhardt scientific drawingsmugil
Two mollusks and anatomical cross-section (Nahant, Mass., 1864), Jacques Burkhardt, 1864-??-??
jacques burkhardt scientific drawingspencil on paper
Kinosternon (bottom view) (Panama, March 1856), Jacques Burkhardt, 1856-03-??
jacques burkhardt scientific drawingskinosternon
Geophagus sp. (Lago de Jose, Brazil), Jacques Burkhardt
jacques burkhardt scientific drawingsgeophagus
Laetacara thayeri (Lake January, Brazil), Jacques Burkhardt
jacques burkhardt scientific drawingslaetacara
Panulirus argus (Boston, Mass., August 1860) (5 drawings), Jacques Burkhardt, 1860-08-??
jacques burkhardt scientific drawingspencil on paper
Sternopygus macrurus (Lake January, Brazil, 1866), Jacques Burkhardt, 1866-??-??
jacques burkhardt scientific drawings1866 in art
Emys rubriventris (top view) (Washington, D.C.), Jacques Burkhardt
jacques burkhardt scientific drawingsemys
Three brittle-stars (Tortugas, Florida, 11 February 1852), Jacques Burkhardt
jacques burkhardt scientific drawingswatercolor on paper
Geophagus altifrons (Maues, Brazil), Jacques Burkhardt
jacques burkhardt scientific drawingsgeophagus
Otolithus (Rio de Janeiro, Brazil, 12 July 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Hybonotus variegatus (Breves, Marajo, Brazil, 21 August 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Rineloricaria sp. (Teffe, Brazil, 11 August 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Ophiolepis elongata (Charleston, South Carolina, 24 December 1851?), Jacques Burkhardt
jacques burkhardt scientific drawingsophiolepis
Chrysemys dorsalis (top view) (Louisiana, 1857), Jacques Burkhardt, 1857-??-??
jacques burkhardt scientific drawingschrysemys
Turtle (top view) (May 1852), Jacques Burkhardt, 1852-05-??
jacques burkhardt scientific drawingsturtles in art
Emys picta (top view) (Cambridge, Mass., May 1854), Jacques Burkhardt, 1854-05-??
jacques burkhardt scientific drawingsemys
2 cichlids (Teffe and Lago Maximo, Brazil), Jacques Burkhardt
jacques burkhardt scientific drawingswatercolor paintings
Laetacara thayeri plus man's portrait (Teffe, Brazil), Jacques Burkhardt
jacques burkhardt scientific drawingslaetacara
Aulus Oken (Nahant, Mass., 3 July 1863), Jacques Burkhardt
jacques burkhardt scientific drawingswatercolor paintings
Turtle (top view and cross section of head) (June 1854), Jacques Burkhardt, 1854-06-??
jacques burkhardt scientific drawingsturtles in art
Turtle shell (top view) (2 September 1852), Jacques Burkhardt, 2 September 1852
jacques burkhardt scientific drawingsturtles in art
Mollusk (Mactra solidissima?) (Nahant, Mass., 6 July 1848?, Jacques Burkhardt
jacques burkhardt scientific drawingsmollusca in art
Farlowella sp. (Lake January, Brazil, 23 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Hemisorubim platyrhynchos (16 September 1865), Jacques Burkhardt, 16 September 1865
jacques burkhardt scientific drawingshemisorubim platyrhynchos
Geophagus proximus (Teffe, Brazil, 12 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsgeophagus
Emys serrata (side view) (Charleston, South Carolina, December 1855), Jacques Burkhardt, 1855-12-??
jacques burkhardt scientific drawingsemys
Cichla n.sp. (Maues, Brazil, 16 December 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Crenicichla lacustris (Pirahy River, Brazil, 22 May 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Crenicichla lugubris (Teffe, Brazil, 12 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Laetacara thayeri (Teffe, Brazil, 9 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawingslaetacara
Emys rubriventris (side view) (January 1856), Jacques Burkhardt, 1856-01-??
jacques burkhardt scientific drawingsemys
Eigenmannia sp. (Teffe, Brazil, 13 October 1865; 2 fish), Jacques Burkhardt
jacques burkhardt scientific drawingseigenmannia
Bodianus pulchellus (Rio de Janeiro, Brazil, 11 May 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Hypselecara temporalis (Lake January, Brazil, 26 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawingshypselecara
Emys geographica (turtle-head front and side views) (December 1855), Jacques Burkhardt, 1855-12-??
jacques burkhardt scientific drawingsemys
Gymnotus arapaima (Lake January, Brazil, 16 November 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsgymnotus
Emys elegans (side view) (Washington, Mississippi, March 1856), Jacques Burkhardt, 1856-03-??
jacques burkhardt scientific drawingsemys
Laetacara thayeri (Lake January, Brazil, 26 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawingslaetacara
Mollusk (Charleston, South Carolina, 14 March 1852), Jacques Burkhardt
jacques burkhardt scientific drawingsmollusca in art
Metynnis sp. (Lago Jose Assu, Brazil, 28 August 1865; 2 fish), Jacques Burkhardt
jacques burkhardt scientific drawingsmetynnis
Geophagus brasiliensis (Rio de Janeiro, Brazil, 22 July 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsgeophagus
Emys bellii and Emys marginata (bottom views) (March 1856), Jacques Burkhardt, 1856-03-??
jacques burkhardt scientific drawingsemys
Geophagus sp. (Tonantins, Brazil, 18 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsgeophagus
Heros efasciatus (Teffe, Brazil, 15 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsheros efasciatus
Heros efasciatus (Maues, Brazil, 17 December 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsheros efasciatus
Cichla n.sp. (Maues, Brazil, 17 December 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Myleus sp. (Maues, Brazil, 19 December 1865; 2 fish), Jacques Burkhardt
jacques burkhardt scientific drawingsmyleus
Geophagus brasiliensis (Rio Novo, Brazil, 3 July 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsgeophagus
Crenicichla saxatilis (Teffe, Brazil, 17 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Biotodoma cupido (Lake January, Brazil, 27 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Loricaria sp. (Macacos, Brazil, 26 May 1865) 2, Jacques Burkhardt
jacques burkhardt scientific drawingsloricaria
Emys geographica (2 turtle-mouth views) (January 1856), Jacques Burkhardt, 1856-01-??
jacques burkhardt scientific drawingsemys
Astronotus ocellatus (Monte Alegre, Brazil), Jacques Burkhardt, 25 August 1865
jacques burkhardt scientific drawingswatercolor paintings
Crenicichla lacustris (Pirahy, Brazil, 19 May 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Crenicichla lugubris (Teffe, Brazil, 10 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Gymnotus sp. (Gurupa, Brazil, 23 August 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsgymnotus
Ancistrus sp., Glyptoperichthys gibbiceps, and Hypancistrus sp.? (Teffe, Brazil, August-September 1865; 5 fish), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Satanoperca jurupari (Teffe, Brazil, 16 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Porichthys sp. (Rio de Janeiro, Brazil, 10 July 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Trachinotus (Rio de Janeiro, Brazil, 5 July 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Distocyclus conirostris (Teffe, Brazil, 17 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Scomberoides (Rio de Janeiro, Brazil, 26 June 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Trachinotus (Rio de Janeiro, Brazil, 21 June 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Zygona tiburo (Rio de Janeiro, Brazil, 4 July 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Sphyraena (Rio de Janeiro, Brazil, 18 July 1865) 2, Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Halichoeres sp. (Rio de Janeiro, Brazil, 1 June 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Satanoperca lilith (Manaus, Brazil, 23 November 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Calophysus macropterus (Rio Solimoes, Brazil, 15 September 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Crenicichla saxatilis (Lake January, Brazil, 16 November 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Geophagus proximus (Teffe, Brazil, 12 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsgeophagus
Mylossoma aureum (Monte Alegre, Brazil, 25 August 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsmylossoma
Crenicichla saxatilis (Teffe, Brazil, 10 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Cetopsis candiru (Solimoes, Brazil, 15 September 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Brachyplatystoma rousseauxii (Teffe, Brazil, 5 September 1865; gray and yellow), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Mylossoma aureum (Teffe, Brazil, 14 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawingsmylossoma
Emys insculpta (anatomical part) (three views) (Boston, Mass., 21 June 1847), Jacques Burkhardt
jacques burkhardt scientific drawingsemys
Arraia (Teffe and Maues, Brazil, 18 October, 17 December and 19 December 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Emys pseudogeographica (side view of turtle and top view of head) (Washington, Mississippi, 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsemys
Hammerhead (Rio de Janeiro, Brazil, 12 July 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Layia clathrata and two anatomical cross sections (Charleston, South Carolina, 26 January 1852), Jacques Burkhardt
jacques burkhardt scientific drawings1852 in art
Myleus sp. and Mylossoma aureum (Teffe, Brazil, 11 October 1865; 2 fish), Jacques Burkhardt
jacques burkhardt scientific drawingsmyleus
Brachyplatystoma vaillantii (Belem, Para, Brazil, 14 August 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Turtle (side, bottom and top views) (White Bear Lake?, near St. Paul, Minnesota, 1856), Jacques Burkhardt, 1856-??-??
jacques burkhardt scientific drawingsturtles in art
Emys picta (anatomical part) (three views) (Boston, Mass., 30 June 1847), Jacques Burkhardt
jacques burkhardt scientific drawingsemys
Ophiolepis elegans and unidentified specimen (Charleston, South Carolina, 30 January 1852), Jacques Burkhardt
jacques burkhardt scientific drawingsophiolepis
Cistudo (top view) (Middleboro, Mass., June 1852), Jacques Burkhardt, 1852-06-??
jacques burkhardt scientific drawings1852 in art
Aequidens tetramerus (Tajapuru, Brazil, 22 August 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Astronotus ocellatus (Lake January, Brazil, 26 October 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Apistogramma pertensis (Lake January, Brazil, 17 November 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
Apistogramma agassizii (Lake January, Brazil, 22 November 1865), Jacques Burkhardt
jacques burkhardt scientific drawings1865 in art
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