auditory hillocks

http://purl.obolibrary.org/obo/UBERON_0006208

A collection of protruberances derived from pharyngeal arches 1 and 2 that develop into the folds of the pinna and gradually shift upwards and backwards to their final position on the head. [ http://en.wikipedia.org/wiki/Pinna_(anatomy)#Development ]

Synonyms: auditory hillock of Hiss