Source (and, as usual, descriptions of all those glowing folks up there): http://www.veritablehokum.com/comic/the-egyptian-god-family-tree/
EDIT: Oh also! I’m selling posters now! Including this one!
http://store.veritablehokum.com/products/the-egyptian-god-family-tree
@my-anime-gaydar I thought you might find this interesting too!