What's the meaning of Columella?
1. : the central column or axis of a spiral univalve shell. 2. a. : the bony or partly cartilaginous rod connecting the tympanic membrane with the internal ear in birds and in many reptiles and amphibians.
1. : the central column or axis of a spiral univalve shell. 2. a. : the bony or partly cartilaginous rod connecting the tympanic membrane with the internal ear in birds and in many reptiles and amphibians.
