The middle ear region of Dromiciops.
D000717:Anatomy, Comparative; D000818:Animals; D004429:Ear Ossicles / Q000033:anatomy & histology; D004432:Ear, Middle / Q000033:anatomy & histology*; D008394:Marsupialia / Q000033:anatomy & histology* / Q000145:classification; D014432:Tympanic Membrane / Q000033:anatomy & histology