In CLR types, the C++ access specifier keywords (public, private, and protected) can affect the visibility of types and methods with regard to assemblies. For more information, see Type and Member Visibility.
The horse's croup is above the tail, near the back. It it a bony place, a curving up of the spine. Follow the hind legs all the way up on a sound.
Look up croup or rump in Wiktionary, the free dictionary.  1 How do I...Identify Parts of the Horse.  2 Body parts of the horse (Croup)  3 Identifying Horse parts and markings for Dummies (Croup)  4 Learning the parts of the horse. 5  Blocksdorf, Kathering.