'Chelonia olivacea' [Olive Ridley sea turtle] Size:XL: 100 x 80cm dates from 1520

dates from 1520

September 6

enclosed in an inscribed oval frame surmounted by a coat of arms with the motto 'Non Lethum Leti' and decorated with acanthus

looking across the River Thames

Inscribed above : 'David pinxt

'Chelonia olivacea' [Olive Ridley sea turtle] Size:XL: 100 x 80cm dates from 1520Marine zoological study of the Olive Ridley sea turtle (Chelonia olivacea) seen from above. Plate 3 from the book Zoologischer Atlas, enthaltend Abbildungen und Beschreibungen neuer Thierarten wahrend des Flottcapitains von Kotzebue zweiter Reise um die Welt, by Friedrich Eschscholtz (Berlin, 1829). Inscribed '5 7 E. Bomer del. J. Gumpel jun. Sc. Chelonia olivacea.' Johann Friedrich Eschscholtz (1793 1831) Livonian physician, botanist and zoologist,