I so sorry for your loss.  It is never easy losing one of our beloved pets.  If you are on Reddit, there is a subreddit where you can request portraits of your pets that have passed on.  Maybe you can have one created with both of your beloved Basenjis. https://www.reddit.com/r/RainbowBridgeBabies/comments/b21pu0/how_to_request_and_about_us/