Insects, Arachnids, Mollusks, Worms and Leeches Extinction (DinosaursRoar's Version)

Insects, Arachnids, Mollusks, Worms and Leeches Extinction is a Type of Extinction when but Insects, Arachnids, Mollusks, Worms and Leeches Died in a Meteor shower and Greenish Sinkinest Gas.