Multiple choice Which of the following is called as an era of reptiles? Coenozoic era Precambrian era Azoic era Mesozoic era - Reveal answer Fill a bubble to check yourself D Correct answer Explanation Mesozoic era lasted about 180 million years and is divided into the Triassic, the Jurassic and the Cretaceous periods. Jurassic period is called as the age of reptiles.