17,266 Free Images of Jacques Burkhardt

jacques burkhardt scientific drawings harvard university watercolor on paper pencil on paper watercolor paintings 1865 in art 1852 in art eigenmannia mylossoma

Engraulis Janeiro, Jacques Burkhardt, 8 July 1865

jacques burkhardt scientific drawings watercolor on paper

Saxicava (Nahant, Mass., 1864) (9 drawings), Jacques Burkhardt, 1864-??-??

jacques burkhardt scientific drawings pencil on paper

Cistudo carolina (side view of head), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Unidentified fish (Nahant, Mass., 31 July 1850), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Clupanodon aureus Spix, Jacques Burkhardt, 8 June 1865

jacques burkhardt scientific drawings watercolor on paper

Conger, Jacques Burkhardt, 11 June 1865

jacques burkhardt scientific drawings watercolor on paper

Two starfish (Neuchatel, Switzerland, January 1837), Jacques Burkhardt, 1837-01-??

jacques burkhardt scientific drawings pencil on paper

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

Three turtles (side view) (June 1854), Jacques Burkhardt, 1854-06-??

jacques burkhardt scientific drawings watercolor on paper

Uaru amphiacanthoides (Teffe, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings 1852 in art

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings pencil on paper

Serranus (Bermuda, 1862; fish and partial fin), Jacques Burkhardt, 1862-??-??

jacques burkhardt scientific drawings pencil on paper

Unidentified fish (Santa Cruz, California, 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

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings pencil on paper

Hemirhamphus brasiliensis Cuv., Jacques Burkhardt, 4 May 1865

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

Uaru amphiacanthoides (Lago Maximo, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

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

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

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

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings watercolor on paper

Serranus (Florida, June 1860), Jacques Burkhardt, 18 June 1860

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings pencil on paper

Tetragonopterus, Jacques Burkhardt, 19 May 1865

jacques burkhardt scientific drawings watercolor on paper

Microsternarchus bilineatus (Lago Maximo, Brazil, 1866), Jacques Burkhardt, 1866-??-??

jacques burkhardt scientific drawings watercolor on paper

Fish anatomical cross section (New York, N.Y., 1848), Jacques Burkhardt, 1848-??-??

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings watercolor on paper

Tima formosa (Boston, Mass., 17 May 1859), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Vandellia? (Lake January, Brazil, 20 November 1865), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Uaru amphiacanthoides (Lago Maximo, Brazil; adult), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Needlefish (Lake Erie, Buffalo, New York, February 1854), Jacques Burkhardt, 1854-02-??

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

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings 1865 in art

Sanguinolaria fusca (East Boston, Mass., 3 June 1847), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Panulirus argus (Boston, Mass., August 1860) (5 drawings), Jacques Burkhardt, 1860-08-??

jacques burkhardt scientific drawings pencil on paper

Three brittle-stars (Tortugas, Florida, 11 February 1852), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Unidentified amphibian (June 1869; top view and bottom view), Jacques Burkhardt, 1869-06-??

jacques burkhardt scientific drawings watercolor on paper

Pandora trilineata (East Boston, Mass., 21 June 1848), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Dolphin? (bottom and side views) (Cambridge, Massachusetts, 31 December 1849), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Copella sp. and Pyrrhulina sp. (Lake January, Brazil; 2 fish), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings 1865 in art

Phyllidia (Sambo Key, Florida, 21 January 1857) (8 drawings), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Natica Heros (seven views) (Chelsea, Mass., 27 March 1847), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings watercolor on paper

Diodon (New York?, December 1862; fish and 4 tail drawings), Jacques Burkhardt, 1862-12-??

jacques burkhardt scientific drawings pencil on paper

Sea bass? (New Providence Island, Bahamas, April 1861), Jacques Burkhardt, 1861-??-??

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

Unidentified fish (Sombrero Islands, West Indies, September 1859), Jacques Burkhardt, 1859-??-??

jacques burkhardt scientific drawings watercolor on paper

Unidentified amphibian (23 January 1869; top view and side view), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

Callianassa major (10 January 1845) (2 drawings), Jacques Burkhardt, 10 January 1845

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings watercolor on paper

Crangon heterochaelis (23 December 1851), Jacques Burkhardt, 23 December 1851

jacques burkhardt scientific drawings watercolor on paper

Tatia sp. (Teffe, Brazil, 13 October 1865; 2 fish), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings watercolor on paper

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

jacques burkhardt scientific drawings watercolor on paper

Ozotheca odorata (side and front views of head) (1855), Jacques Burkhardt, 1855-??-??

jacques burkhardt scientific drawings pencil on paper

Cichlid (Florida, 4 June 1860; fish watercolor and face sketch), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Nine brittle-stars (Cape Cod and Boston, Mass., 24 August 1847), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Mya arenaria (East Boston, Mass., 3 June 1847) (6 drawings), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Chelys fimbriata (side view) (Amazon River; Cambridge, Mass., 7 March 1863), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Planorbis (back of sheet) (Fresh Pond, Cambridge, Mass., 7 May 1848), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Sternotherus odoratus (anatomical part) (three views) (Boston, Mass., 8 June 1847), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Sea bass? (New Providence Island, Bahamas, April 1861), Jacques Burkhardt, 1861-??-??

jacques burkhardt scientific drawings watercolor on paper

Planorbis (front of sheet) (Fresh Pond, Cambridge, Mass., 7 May 1848), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Mya arenaria (Nahant, Mass., 1864) (Clam plus 3 cross sections), Jacques Burkhardt, 1864-??-??

jacques burkhardt scientific drawings pencil on paper

Tima formosa (Boston, Mass., 16 May 1859), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

Laetacara? (Manaus, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings laetacara

Very solid Mactra (8 drawings), Jacques Burkhardt

jacques burkhardt scientific drawings mactra

Emys prendojozo (top view), Jacques Burkhardt

jacques burkhardt scientific drawings emys

Echinoderm (Turtles, Florida, 1858), Jacques Burkhardt, 1858-??-??

jacques burkhardt scientific drawings echinodermata

Kinosternum guttatum (top view), Jacques Burkhardt

jacques burkhardt scientific drawings kinosternon

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

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings geophagus

Cichlids (Lago Maximo, Brazil; 3 fish and 1 anatomical cross section), Jacques Burkhardt

jacques burkhardt scientific drawings pencil on paper

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

jacques burkhardt scientific drawings lutjaniformes

Loricariinae (Lago Jose Assu, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings loricariinae

Apistogramma agassizii and Taeniacara candidi (Lake January, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings watercolor paintings

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

jacques burkhardt scientific drawings eigenmannia

Gymnotus jonasi (Lago Manacapuru, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings gymnotus

Mylossoma duriventre (Tabatinga, Brazil), Jacques Burkhardt

jacques burkhardt scientific drawings mylossoma

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

jacques burkhardt scientific drawings metynnis

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

jacques burkhardt scientific drawings eigenmannia

4 turtle drawings (2 top and 2 bottom views) (Cambridge, Mass., May 1852 and May 1854), Jacques Burkhardt, 1852-05-??

jacques burkhardt scientific drawings 1852 in art

Mylossoma duriventre (Lago Jose Assu, Brazil, 30 August 1865), Jacques Burkhardt

jacques burkhardt scientific drawings mylossoma

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

jacques burkhardt scientific drawings 1865 in art

701 - 800 of 17,266 Next page

/ 173