Here is the full list of all 16 Spermination achievements.
Crazy Spermicide
I am the 1%
Minivan? No, clown car!
Poor little guy...
Feeling rich?
Egg, meet sperm!
First into the tummy!
Spermicide
Double Spermicide
Triple Spermicide
Double the trouble!
Can't we all just get along?
A little nest egg...
Screw you guys, I'm going home!
That wasn't so hard, was it?
Whoops, wrong hole!