missippian period

Noun
  1. From 345 million to 310 million years ago;
    Increase of land areas;
    Primitive ammonites;
    Winged insects (synset 115152681)
    is an instance of: geological period, period - a unit of geological time during which a system of rocks formed
    is a part of: carboniferous, carboniferous period - from 345 million to 280 million years ago
    same as: lower carboniferous, lower carboniferous period, mississippian

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