Slug ball ammunition

1. A shotgun shell comprising:

(a) a shotshell base including a primer;

(b) a tubular hull extending from said shotshell base at a fore end and having an aft end which is closed until fired;

(c) propellant within said hull in contact with said primer;

(d) a wad within said hull, said wad having a fore end adjacent said propellant and an aft end, said aft end including a central depression;

(e) a slug within said hull adjacent the closed aft end, said slug including a fore end having a central depression; and

(f) a single ball positioned between said wad and said slug to be cupped within said central depressions.

2. In a shotgun shell including a base with primer and a hull with a base wad holding propellant positioned against said primer, a compression wad and a slug, the improvement comprising disposing a single ball between said compression wad and said slug, said compression wad and slug each being constructed and arranged to include a central depression which contact said ball such that said ball is cupped therebetween.

3. The shotgun shell of claim 2 wherein said ball is non-metallic.

4. The shotgun shell of claim 2 wherein said ball is formed of plastic.

5. The shotgun shell of claim 2 wherein said slug has a diameter less than the bore for said shell.

6. A shotgun shell comprising:

(a) a shotshell base including a primer;

(b) a tubular hull extending from said shotshell base at a fore end and having an aft end which is closed until fired;

(c) propellant within said hull in contact with said primer;

(d) a wad within said hull, said wad having a fore end adjacent said propellant and an aft end, said aft end including a central depression;

(e) a slug within said hull adjacent the closed aft end, said slug including a fore end having a central depression; and

(f) a single generally spherical member positioned between said wad and said slug within said central depressions.