Yemaya 4

Yemaya 4 was the home of the Yemayan civilization.

The Yemaya Temple had Exxilon, Osiran (NA: Sleepy) and Ikkaban influences (BNA: Walking to Babylon).

When reading the Eighth Doctor's mind, Joanna Harris saw Yemaya 4. (EDA: Vampire Science)

Mrs Wingsworth's uncle Cecil was a medical consultant to the Yemayan ambassador. (NSA: The Pirate Loop)