Swainson, W. (1839)
The natural history and classification of fishes, amphibians, & reptiles, or monocardian animals. Cabinet Cyclopedia, 2: i–vi, 1–448, figs. 1–135. Longman, Orme, Brown, Green & Longman, and John Taylor, London
Swainson, W. (1838)
The natural history of fishes, amphibians and reptiles, or monocardian animals (on the natural history of fishes, amphibians and reptiles). Cabinet Cyclopedia, 1: i–vi, 1–368, figs. 1–100. Longman, Orme, Brown, Green & Longman, and John Taylor, London