Improve prototherya meaning in English

Is there any meaning of the word prototherya that needs an edit? Please click that meaning to rewrite it.

prototheria

Is there any meaning of the word prototherya that needs to be removed from the list? Please click that meaning to mark it for deletion.

prototheria

Do you want to add a new meaning, definition, and a sentence of the word prototherya? Please feel free to add.