Christensen-Dalsgaard J, Manley GA (October 2013). "The malleable middle ear: an underappreciated player in the evolution of hearing in vertebrates.". In Köppl C, Manley GA, Popper AN, Fay RR (eds.). Insights from comparative hearing research. Springer Handbook of Auditory Research. Vol. 49. New York, NY.: Springer. pp. 157–191. doi:10.1007/2506_2013_33. ISBN978-1-4614-9077-7.
Evans, Susan Evans (2016). "The Lepidosaurian Ear: Variations on a Theme". Evolution of the Vertebrate Ear. Springer Handbook of Auditory Research. Vol. 59. pp. 245–284. doi:10.1007/978-3-319-46661-3_9. ISBN978-3-319-46659-0.
Gans, Carl (1972). "The ear and hearing in Amphisbaenia (Reptilia)". Journal of Experimental Zoology. 179 (1): 17–34. doi:10.1002/jez.1401790103.
Goodrich ES (July 1915). "Memoirs: The Chorda Tympani and Middle Ear in Reptiles, Birds, and Mammals". Journal of Cell Science. 61 (2): 137–160. S2CID27277400.