age of mammals 14 Associations

Cenozoic Cenozoic era Age of Mammals era (generic term) geological era (generic term)

age of reptiles 15 Associations

Mesozoic Mesozoic era Age of Reptiles era (generic term) geological era (generic term)

cenozoic 8 Associations

Cenozoic Cenozoic era Age of Mammals era (generic term) geological era (generic term)

cenozoic era 12 Associations

Cenozoic Cenozoic era Age of Mammals era (generic term) geological era (generic term)

mesozoic 8 Associations

Mesozoic Mesozoic era Age of Reptiles era (generic term) geological era (generic term)

mesozoic era 12 Associations

Mesozoic Mesozoic era Age of Reptiles era (generic term) geological era (generic term)

paleozoic 9 Associations

Paleozoic Paleozoic era era (generic term) geological era (generic term)

paleozoic era 13 Associations

Paleozoic Paleozoic era era (generic term) geological era (generic term)