lower carboniferous period   (TTS Sound)

The lower_carboniferous_period has 1 Senses.

• missippian period, mississippian, lower carboniferous period, lower carboniferous
• from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects
• 3億4千5百万年前から3億1千万年前まで