DE 



OVI 



MAMMALIVM ET HOM IMS GEIVESI 



EPISTOLAM 



ACADEMIAM IMPERIALEM SCIENTIARIM 

 PETROPOLITANAM 



OEDIT 



CAROLU0 BBftESTVB a BABB 



7.H>iu<.i4f raot run oai> »i«K>«oirfAJ«Ui 



c v m T A C L LA A IK I A 



LlflUI Hurrmw nonitui vossm 

 MDCCtXXVII 



Figure 25. Title page of Baer's treatise "De ovi." 



289 



