224 REPORT OF NEW JERSEY STATE MUSEUM. 
width, and posterior descent of profile much more steep than 
more oblique anterior. Median vertebral keel rather narrow 
and trenchant, carpace sloping steeply down on each side though 
posterior surface not more steep than elsewhere, and marginal 
Musk Turtle. Terrapene odorata (Latreille). (Young.) 
plates nowhere jutting out, those just after bridge slightly more 
depressed outwards than others. Lower edge of carapace as seen 
in profile slopes gradually and more obliquely up from just after 
bridge, and posteriorly but slightly. Posterior plate forming 
