Zerg Units

1. Larva 2. Drone 3. Zergling

4. Baneling 5. Hydralisk 6. Lurker

7. Roach 8. Ultralisk 9. Infestor

10. Queen 11. Corruptor 12. Mutalisk

13. Broodlord 14. Overlord

15. Overseer 16. Nydus Worm

Reference: http://www.gamereplays.org/starcraft2/portals.php?show=index&name=starcraft-2-zerg&tab=6302828

This is sixteen units of Zerg, that have many functions are different. You can click on their names to view what the overview and stats.