* Abyssinia is a historical name for Ethiopia, a country in East Africa.
* Abyssinian cats are a breed of cat known for their distinctive ticked coat.
* Monkeys are a group of primates that are not native to Ethiopia.
There are many different types of monkeys, but none are specifically called "Abyssinian".
Perhaps you are thinking of a different type of primate, like a marmoset or a tamarin, which are small monkeys found in South America.