1. The period from about 540 million years ago until the present
   - Phanerozoic eon, Phanerozoic aeon

Type of: aeon, eon

Encyclopedia: Phanerozoic

• family Gekkonidae
• family Gelechiidae
• family Gempylidae
• family Gentianaceae
• family Geoglossaceae
• family Geometridae
• family Geomyidae
• family Geophilidae
• family Geraniaceae
• family Gerreidae
• family Gerridae
• family Gerrididae
• family Gesneriaceae
• family Gigartinaceae
• family Ginkgoaceae
• family Giraffidae
• family Glareolidae
• family Gleicheniaceae
• family Gliridae
• family Globigerinidae
• family Glossinidae
• family Gnetaceae
• family Gobiesocidae
• family Gobiidae
• family Gomphotheriidae