Mills, M. & Rasch, R. & Siebeck, U.E. & Collin, S.P. (2011)
Exogenous material in the inner ear of the adult Port Jackson shark, Heterodontus portusjacksoni (Elasmbranchii). The Anatomical Record, 294(3), 373–378
DOI: 10.1002/ar.21338
Evangelista, C. & Mills, M. & Siebeck, U.E. & Collin, S.P. (2010)
A comparison of the external morphology of the membranous inner ear in elasmobranchs. Journal of Morphology, 271(4), 483–495
DOI: 10.1002/jmor.10812