Bilder-Atlas zur wissenschaftlich-populären Naturgeschichte der Wirbelthiere
Wien :K.K. Hof-und Staatsdruckerei,1867.
biodiversitylibrary.org/page/4024093
Description: English: E. aesculapii (dyad pattern). Date: 2011. Source: Diversity, natural history, and Distribution of snakes in the municipality of São Paulo. Author: Otavio A.V. Marques.
Description: English: Erythrolamprus aesculapii (monad pattern). Date: 2011. Source: Diversity, natural history, and Distribution of snakes in the municipality of São Paulo. Author: Fausto E. Barbo.