Herrn de la Cepede's Naturgeschichte der Amphibien, oder der enerlegenden vierfussigen Thiere und der Schlangen, Weimar, Verlage des Industrie-Comptoir's, 1800-1802. Amphibians, Reptiles, The illustration features two distinct serpentine forms labeled as Fig. 1 and Fig. 2. Fig. 1 showcases a coiled snake with pronounced markings, exhibiting a blend of textures that suggest scales. Fig. 2 presents a more elongated, slender snake with a smoother appearance. Below the illustrations, two German descriptions provide names for the depicted species: 'Die zwanzigzingiges Nattern' (the twenty-lined snake) and 'Die Carpathische Nattern' (the Carpathian snake). The artistic style reflects a scientific interest in herpetology, emphasizing anatomical details and species identification.