Banded Iron Formation

stromatolite

Paleoproterozoic

Mesoproterozoic

Neoproterozoic

Laurentia

orogens

Wopmay orogen

Hudsonian Orogeny

Wilson cycle

aulacogen

Gowganda Formation

Animikie Group

Snowball Earth

Grenville Province

Rodinia

Keweenawan Sequence

Belt Supergroup

Ocoee Group

Chilhowee Group

Tommotian Stage

Sloss Sequences

Sauk sequence

Tippecanoe sequence

Graded shelf

Grand Canyon Suite

Principle of Temporal Transgression

Michigan basin

Ouachita-Marathon trough

Evaporites

Iapetus ocean

Taconic Orogeny

Logan’s Line

Queenston Clastic Wedge

Acadian Orogeny

Avalonia

Catskill Clastic Wedge

Antler Orogeny

Klamath Arc

Ophiolite Suite

Ellesmere Orogeny

Allegheny Orogeny

Piedmont province

Blue-Ridge provinces thrust westward

Valley and Ridge province

Plateau province

Ouachita Orogeny

Ancestral Rockies

Zuni-Fort Defiance Uplift

Sonoma & Cassiar Orogenies

Eukaryotes

Martin-Miller Hypothesis

acritarchs

metazoans

Vendoza

Biomineralization

Burgess Shale

Fossil Lagerstätten

Doushantuo Formation

Pikaia

epifaunal

infaunal

filter feeders

tiering

borers/burrowers

Agnatha

Ostracoderms

heterocercal tail

reverse heterocercal tail

Acanthodians

Ray-finned fish (Actinopterygian)

Lobe-finned fish (Sarcopterygian)

Dipnoi

Crossopterygian

Eusphenopteron

Tiktaalik

Ichthyostega

homology

analogy

Ichthyostegids

Labyrinthodonts

Captinorhinids

anapsid skull

synapsids

pelycosaurs

therapsids

Mass Extinction

Ordovician Mass Extinction

Devonian Mass Extinction

P-Tr Mass Extinction