Zoological study of eight reptile specimens, set within a composite landscape with underwater views:
1 Dermatochelys coriacea (Leatherback turtle); 2 Caretta imbricate (Hawksbill turtle); 3 Hydromeda tectifera (Snake-necked turtle); 4 Chelys fimbriata (Mata mata turtle); 5 Testudo geometrica (Geometrical or star tortoise); 6 Testudo elephantine (Giant land tortoise); 7 Chelydra serpentine (Snapping turtle).
Plate 89 from Kunstformen der natur by Ernst Haeckel (Leipzig, Wien, Bibliographische Institut, 1899-1904).
Ernst Heinrich Philipp August Haeckel (1834-1919), German zoologist, naturalist and eugenicist, was not a Fellow of the Royal Society.