baculum
noun plural -la (-lə) or -lums
a bony support in the penis of certain mammals, esp the carnivores
Word Origin for baculum
C20: New Latin, from Latin: stick, staff
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Examples from the Web for baculum
Historical Examples of baculum
The base of the baculum is broad but not so broad as in most species of Spermophilus.
Genera and Subgenera of ChipmunksJohn A. White
The baculum in Glaucomys is the most distinctive of that of any American sciurid.
Genera and Subgenera of ChipmunksJohn A. White
The baculum in Microtus ochrogaster—orientation and variation with age.
The Baculum in Microtine RodentsSydney Anderson
The baculum does not, however, suddenly reach its maximum maturity.
The Baculum in Microtine RodentsSydney Anderson
It should be noted that not all species can be keyed out on the basis of the baculum.
The Baculum in Microtine RodentsSydney Anderson