Platk XLIV 



ComparatiAe Series: Rij;ht Inner and INIiddle Ear of XofluircfDs- and Lemur 

 Specimens and stereoscopic views prepared by Mr. A. E. Anderson. X f. For abbreviations see explanation of Plate XLIII. 



1. Notharctus osborni. Amer. Mus. No. 11466. Inner and middle ear of the right side, seen obliquely from below and from the 

 outer side; after the removal of the lower part of the bulla, the tympanic annulus and the ossicles. 



2. Lemur varim. Amer. Mus. No. 14024. Preparation of the right auditory region similar to that shown above in Notharctus, 

 but with the tympanic annulus left in situ. 



