Yemen has a eastern coast.
Synodontis notatus , known as the onespot squeaker , the one-spot synodontis , or the domino syno , is a species of upside-down catfish native to the Congo Basin of the Democratic Republic of the Congo , and the Republic of the Congo .. upside-down catfish. Mochokidae. Congo Basin. Congo Basin. Democratic Republic of the Congo. Democratic Republic of the Congo. Republic of the Congo. Republic of the Congo. It was first described by French zoologist Leon Vaillant in 1893 .. Vaillant. Leon Vaillant. Leon Vaillant. Leon Vaillant. The specific name `` notatus '' comes from the Latin word for `` marked '' , as with a spot .. specific name. Specific name ( zoology )