Starting at the neck: Neck, Blade(both are chuck), and the arm & shoulder.
Below the neck: Foreshank, and brisket
The first part of the back: (top)rib, (bottom)plate
Middle back: (top)short loin, (bottom)Flank
Twards the butt: (top)sirlion, (bottom)tip
Then there is the butt: that includes the rump, rounds, tip, and hindshank.