983 Free Images of Jacques Burkhardt

jacques burkhardt scientific drawings harvard university watercolor on paper 1865 in art pencil on paper watercolor paintings turtles in art emys kinosternon 1855 in art

Gymnotus sp. (Gurupa, Brazil, 23 August 1865), Jacques Burkhardt

jacques burkhardt scientific drawings gymnotus

Myleus sp. (Lago Jose Assu, Brazil, 31 August 1865), Jacques Burkhardt

jacques burkhardt scientific drawings myleus

Crenicichla lugubris (Teffe, Brazil, 10 October 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings 1865 in art

Dicrossus maculatus (Lake Jose Assu, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Harvard Daguerreotypes - sAg 168.70.1 oval, Jacques Burkhardt, circa 1860

alexander emanuel agassiz theodore lyman

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

jacques burkhardt scientific drawings 1852 in art

Tetragonopterus (Fazenda Sant'Anna, Brazil, 25 June 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Sternarchorhynchus oxyrhynchus (Lago Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Penaeus setiferus (20 December 1851), Jacques Burkhardt, 20 December 1851

jacques burkhardt scientific drawings watercolor on paper

Pimelodus sp. (Solimoes, Brazil, 15 September 1865), Jacques Burkhardt

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

Emys rubriventris (side view) (Washington, D.C., December 1855), Jacques Burkhardt, 1855-12-??

jacques burkhardt scientific drawings emys

Belone truncata (Rio de Janeiro, Brazil, 15 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Emys rubriventris (side view) (Washington, D.C., December 1855), Jacques Burkhardt, 1855-12-??

jacques burkhardt scientific drawings emys

Hemisorubim platyrhynchos (Sao Paulo, Brazil, 18 September 1865), Jacques Burkhardt

jacques burkhardt scientific drawings hemisorubim platyrhynchos

Homulon (Petite) (Rio de Janeiro, Brazil, 8 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings haemulon

Gymnothorax (New species) (Rio de Janeiro, Brazil, June 10, 1865), Jacques Burkhardt, 10 June 1865

jacques burkhardt scientific drawings gymnothorax

Gymnothorax (New species) (Rio de Janeiro, Brazil, July 14, 1865), Jacques Burkhardt, 14 July 1865

jacques burkhardt scientific drawings gymnothorax

2 sorubim (Manaus, Brazil, 6 September 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Laetacara thayeri (Teffe, Brazil, 27 September 1865), Jacques Burkhardt

jacques burkhardt scientific drawings laetacara

Belone truncata (Rio de Janeiro, Brazil, 14 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Crenicichla marmorata (Maues, Brazil, 16 December 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings watercolor on paper

Tetragonopterinae (Teffe, Brazil, 14 October 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings turtles in art

Ophioderma (Charleston, South Carolina, 1 December 1847), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Terrapene triquetra (Lake Concordia, Louisiana, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings 1856 in art

Odostomia exigua (East Boston, Mass., August 1847), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings pencil on paper

Cistudo carolina (3 anatomical parts) (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings pencil on paper

Kinosternon scorpioides (top view) (Surinam, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings kinosternon

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

jacques burkhardt scientific drawings pencil on paper

Uaru amphiacanthoides (Lago Maximo, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Ischypterus Mortoni (Fossil) (New York, N.Y., 1861), Jacques Burkhardt, 1861-??-??

jacques burkhardt scientific drawings watercolor on paper

Tima formosa (Boston, Mass., May 1859), Jacques Burkhardt, 1859-05-??

jacques burkhardt scientific drawings pencil on paper

Mactra (Nahant, Mass., 16 February 1848), Jacques Burkhardt

jacques burkhardt scientific drawings mactra

Ophiopholis aculeata (Boston Harbor, Mass., January-February 1848), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

2 knife fish (Lago Maximo, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Hemirhamphus brasiliensis Cuv., Jacques Burkhardt, 4 May 1865

jacques burkhardt scientific drawings watercolor on paper

Kinosternon scorpioides (side view) (Surinam, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings kinosternon

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

jacques burkhardt scientific drawings pencil on paper

Trionyx Natchez (top view) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings 1856 in art

Trionyx Natchez (bottom view) (1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings 1856 in art

Gymnotus coropinae (Lago Maximo, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings gymnotus

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

jacques burkhardt scientific drawings hepatus

Snake (8 February 1860; snake and head), Jacques Burkhardt, 8 February 1860

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings watercolor on paper

Sea bass? (Santa Cruz, California, March 1854), Jacques Burkhardt, 1854-03-??

jacques burkhardt scientific drawings watercolor on paper

Six turtles and turtle head (side view) (1854), Jacques Burkhardt, 1854-??-??

jacques burkhardt scientific drawings turtles in art

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

jacques burkhardt scientific drawings turtles in art

Hypostominae? (Coary, Brazil, 22 October 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Carcharias and anatomical cross sections (Charleston, South Carolina, 1853), Jacques Burkhardt, 1853-??-??

jacques burkhardt scientific drawings pencil on paper

Turtle (top and bottom view) (Tarboro, North Carolina), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings turtles in art

Crenicichla lugubris (Teffe, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings crenicichla lugubris

Ophiothrix angulata (five specimens) (Charleston, South Carolina), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Shark? (top view) (China, December 1853), Jacques Burkhardt, 1853-12-??

jacques burkhardt scientific drawings sharks in art

Pagrus or Argyrops (New York, 7 November 1847), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings turtles in art

Kinosternon scorpioides (bottom view) (Surinam, 1856), Jacques Burkhardt, 1856-??-??

jacques burkhardt scientific drawings kinosternon

Laetacara thayeri (Lake January, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings laetacara

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

jacques burkhardt scientific drawings watercolor on paper

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

Shark and anatomical cross sections (Nahant, Mass., 1858), Jacques Burkhardt, 1858-??-??

jacques burkhardt scientific drawings sharks in art

Mugil brasiliensis Spix, Jacques Burkhardt, 4 May 1865

jacques burkhardt scientific drawings mugil

Geophagus sp. (Lago de Jose, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings geophagus

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

jacques burkhardt scientific drawings watercolor on paper

Two mollusks and anatomical cross-section (Nahant, Mass., 1864), Jacques Burkhardt, 1864-??-??

jacques burkhardt scientific drawings pencil on paper

Kinosternon (bottom view) (Panama, March 1856), Jacques Burkhardt, 1856-03-??

jacques burkhardt scientific drawings kinosternon

Emys rubriventris (bottom view), Jacques Burkhardt

jacques burkhardt scientific drawings emys

Ancistrus sp., Glyptoperichthys gibbiceps, and Hypancistrus sp.? (Teffe, Brazil, August-September 1865; 5 fish), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Acarichthys heckelii (Lago Jose Assu, Brazil, August 29, 1865), Jacques Burkhardt, 29 August 1865

jacques burkhardt scientific drawings 1865 in art

Raja (Rio de Janeiro, Brazil, 19 June 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Tetraodon (Rio de Janeiro, Brazil, 22 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings 1865 in art

Sphyraena (Rio de Janeiro, Brazil, 18 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Sciaenidae (Rio de Janeiro, Brazil, 1 June 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Sargus (Rio de Janeiro, Brazil, 6 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

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

jacques burkhardt scientific drawings 1865 in art

Malacanthus (Rio de Janeiro, Brazil, 13 July 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Platyurosternarchus macrostomus (Lago Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Satanoperca jurupari (adult and juvenile) (Manaos and Teffe, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Heros esfaciatus (Lago Jose Assu, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings heros efasciatus

Chrysemys oregonensis (side view) (1857), Jacques Burkhardt, 1857-??-??

jacques burkhardt scientific drawings chrysemys picta bellii

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

jacques burkhardt scientific drawings emys

Cichlid (Boston, Mass., 9 February 1860), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Acestridium discus (Manaos, Brazil), Jacques Burkhardt, 22 November 1865

jacques burkhardt scientific drawings watercolor paintings

Chelys fimbriata (Cambridge, Mass., April 1863), Jacques Burkhardt, 1863-04-??

jacques burkhardt scientific drawings watercolor paintings

Squilla neglecta (5 February 1852), Jacques Burkhardt, 5 February 1852

jacques burkhardt scientific drawings 1852 in art

Turtle (top view) (18 June 1858), Jacques Burkhardt, 18 June 1858

jacques burkhardt scientific drawings turtles in art

Chrysemys oregonensis (bottom view) (1857), Jacques Burkhardt, 1857-??-??

jacques burkhardt scientific drawings chrysemys picta bellii

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

jacques burkhardt scientific drawings emys

Cestarte? (Provincetown, Cape Cod, Mass., 2 April 1847), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

Turtle (top view) (Cambridge, Mass., May 1854), Jacques Burkhardt, 1854-05-??

jacques burkhardt scientific drawings turtles in art

Myletes (Monte Alegre, Brazil, 25 August 1865), Jacques Burkhardt

jacques burkhardt scientific drawings 1865 in art

Bryozoan (Four views) (Tortugas, Florida, 6 April 1858), Jacques Burkhardt

jacques burkhardt scientific drawings bryozoa

Pelia mutica (29 January 1851?; 2 crabs), Jacques Burkhardt, 29 January 1851

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings emys

601 - 700 of 983 Next page

/ 10