Original
Life
Form

Eukaryotes

r

All DNA is contained within a nucleus, which is believed to be a prokaryote cell which was subsumed by the parent cell.

Multicellular

Metazoa
ANIMALS

r

Animalia

Eumetazoa

Bilateria

Protostomia

Lophotrochozoa

Eutrochozoa

Rotifera

Common Ancestor

Platyhelminthes

Mollusca

Caudofoveata

Eumollusca

Polyplacophora

Conchifera

Monoplacaphora

Common Ancestor

Visceroconcha

Gastropoda

Cephalopoda

Loboconcha

Bivalvia
BIVALVE SHELLS

Scaphopoda
(TUSK SHELLS)

Annelida

Brachiopoda
(Lampshells)

Subtopic

Ecdysozoa

Common Ancestor

Ecdysozoa
(Velvet Worms)

Euarthropoda
(Hard shelled ARTHROPODS)

Cheliceriformes

Chelicerata

Merostomata

Arachnida
SCORPIONS
SPIDERS

Pycnogonida
(Sea Spiders)

Mandibulata
ANTENNATA

Myriapoda
(MILLIPEDES)

Pancrustacea

Remipedia

Cephalocarida

Maxillopoda

Branchiopoda

Malacostraca

Hexapoda

Introverta

Nematoda

Priapulida

Chaetognatha
(Arrow Worms)

Mesozoa

Deuterostomia

Echinodermata

Common Ancestor

Hemichordata
(Graptolites)

Chordata

Common Ancestor

Cephalochordata

Craniata

Myxinoidea

Subtopic

Vertebrata

Petromyzontiformes

Gnathostomata

Chondrichtyes

Osteichthyes

Sarcopterygii

Actinistia
Coelacanths

Rhipidistia

Dipnoi
(Lungfishes)

Tetrapoda

Basal Tetrapod Groups

Lissamphibia

Gymniphona
(Caecilians

Urodella
(Salamanders)

Anura
(FROGS)

Amniota

Synapsida
(Mammals etc)

Caseasauria

Common Ancestor

Varanopseidae

Common Ancestor

Common Ancestor

Common Ancestor

Therapsida

Common Ancestor

Theriodontia

Therocephalia

Cynodontia

Procynosuchidae

Common Ancestor

Thrinaxodontidae

Eucynodontia

Cynognathidae

Common Ancestor

Diademodontidae

Common Ancestor

Traversodontidae

Mammaliamorpha

Triylodontidae

Mammalia

Gorgonopsia

Dinocephalia

Sphenacodontidae

Edaphosauridae

Ophiacodontidae

Reptilia

Chelonia
(Tortoises, turtles)

Diapsida

Lepidosauria

Squamata
(LIZARDS)

Rhynchocephalia
(Sphenodonts)

Archosauria

Actinopterygii

Urochordata

Cnidaria

Jellyfish

Corals

Anenomes

Ctenophora

Myxozoa

Placozoa

Demospongiae

Hexactinellida

Calcarea

Fungi

Plantae
PLANTS

Embyrophyta

Marchantiophyta
(LIVERWORTS)

Stomaphyta

Anthocerophyta & Bryophyta
(HORNWORTS and MOSSES)

Common Ancestor

Lycopsida
(Clubmosses)

Common Ancestor

Common Ancestor

Sphenopsida (Horsetails)

Filicopsida
(FERNS)

Spermatophyta

Ginkgoales
(GINKOS)

Coniferopsida
(CONIFERS)

Cycadophyta
(CYCADS)

GYMNOSPERMS

Angiospermae
FLOWERING PLANTS

Nymphaeceae
(Water Lilies)

Common Ancestor

Lilipsida
(Monocots)

Arecaceae
Seasquirts)

Araceae(
Arum Lillies)

Graminae
(Grasses)

Typhaceae
(Cattails)

Magnoliopsida
(Dicots)

Lauraceae (Bay Laurels)

Magnoliaceae
(Magnolias)

Rosacae
(Roses)

Anacardiaceae
(Cashews)

Moraceae
(FIGS)

Gnetales

Algae

Green seaweeds

Chlamydymonas

Volvox

Unicellular
(PROTISTS)

Amoeba

Dinoflagellates

Diatoms

Foraminiferans

Prokaryotes

r

Contains no nucleus: genetic material floats freely within protoplasm.

Eubacteria

Cyanobacteria

r

Photosynthetic bacteriaFilament-like colonies

Stromatalites

Bacteria

Archea

Extremophiles