What does "his cousin" mean in English for Spanish?

In English for Spanish, "his cousin" means:

su prima

Listen to "his cousin": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a phrase that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 3, Level 2, Scene 1
• English for Spanish 3, Level 2, Scene 12