Before revision: 250px|Transovarial and transstadial transmission of the Ixodes tick Transstadial transmission occurs when a pathogen remains with the vector throughout the life stages of the vector.
After revision: ("stadium")250px|Transovarial and transstadial transmission of the Ixodes tick Transstadial transmission occurs when a pathogen remains with the vector throughout the life stages of the vector.