Nooca nooca ah, Amygdalodon patagonicus, waxaa ku tilmaamay Cabrera ee Argentina sanadkii 1947. Dhagxaanta Amygdalodon waxaa laga helay Toarcian ilaa Aalenian ama Bajocian Cerro Carnerero Formation ee Jurassic (qiyaastii 170 milyan oo sano ka hor), waxaana la helay kaliya xoogaa yar oo lafaha iyo ilkaha ah. Wax yar ayaa laga ogyahay, laakiin waa mid ka mid ah dinosaur-yada Jurassic ee Koonfurta Ameerika laga helay illaa iyo hadda. Su'aal: Immisa lafaha ayaa laga soo saaray Amygdalodon?
lafaha oo yar