Grayling, coregone thymalle, Thymallus thymallus, and European smelt, eperlan commun, Osmerus eperlanus. Handcoloured copperplate stipple engraving from Jussieu's "Dictionnaire des Sciences Naturelles" 1816-1830. The volumes on fish and reptiles were edited by Hippolyte Cloquet, natural historian and doctor of medicine. Illustration by J.G. Pretre, engraved by Joyeau, directed by Turpin, and published by F. G. Levrault. Jean Gabriel Pretre (1780~1845) was painter of natural history at Empress Josephine's zoo and later became artist to the Museum of Natural History.