Tree of life

† = Extinct

Life

Eukarya

 * &mdash; Various protozoa
 * &mdash; most lobose s and s
 * &mdash;, , and various other protozoa
 * &mdash;, ,  (or cryptomonads), and
 * (or ) &mdash;, e, e, and s
 * (= Mesomycetozoea)
 * (animals)
 * (vertebrates, starfish, acorn worms)
 * (arthropods)
 * (mollusca)
 * (= Mesomycetozoea)
 * (animals)
 * (vertebrates, starfish, acorn worms)
 * (arthropods)
 * (mollusca)
 * (animals)
 * (vertebrates, starfish, acorn worms)
 * (arthropods)
 * (mollusca)
 * (vertebrates, starfish, acorn worms)
 * (arthropods)
 * (mollusca)
 * (vertebrates, starfish, acorn worms)
 * (arthropods)
 * (mollusca)
 * (vertebrates, starfish, acorn worms)
 * (arthropods)
 * (mollusca)
 * (vertebrates, starfish, acorn worms)
 * (arthropods)
 * (mollusca)
 * (arthropods)
 * (mollusca)
 * (mollusca)

Arthropods

 * † – trilobites
 * – etc.
 * – blind crustaceans
 * – horseshoe shrimp
 * – s,, , etc.
 * – seed shrimp
 * – s, s,, etc.
 * – s, ns, etc.
 * – sea spiders
 * – s
 * – s
 * – sister group to millipedes
 * – resemble centipedes
 * –, etc.
 * – insects
 * – horseshoe shrimp
 * – s,, , etc.
 * – seed shrimp
 * – s, s,, etc.
 * – s, ns, etc.
 * – sea spiders
 * – s
 * – s
 * – sister group to millipedes
 * – resemble centipedes
 * –, etc.
 * – insects
 * –, etc.
 * – insects
 * – insects

Mollusca

 * &mdash;An ancient lineage of molluscs with cap-like shells
 * † &mdash; fossils; probable ancestors of bivalves
 * † &mdash; fossils; snail-like organisms such as 
 * &mdash; All the s and s including, s, , s, s,
 * &mdash; s, s, s, s, s
 * &mdash; chitons
 * a &mdash;, , , ,
 * &mdash; tusk shells
 * &mdash; worm-like organisms
 * &mdash;An ancient lineage of molluscs with cap-like shells
 * † &mdash; fossils; probable ancestors of bivalves
 * † &mdash; fossils; snail-like organisms such as 
 * &mdash; All the s and s including, s, , s, s,
 * &mdash; s, s, s, s, s
 * &mdash; chitons
 * a &mdash;, , , ,
 * &mdash; tusk shells
 * &mdash; worm-like organisms

Vertebrates

 * (acorn worms)
 * †a
 * (starfish)
 * (vertebrates)
 *  or (s and other jawless fishes)
 *  (vertebrates with jaws)
 * † (extinct armoured fishes)
 * (cartilaginous fishes)
 * † (extinct spiny "sharks")
 * Superclass  (bony vertebrates)
 * (ray-finned bony fishes)
 * (lobe-finned fishes, including the tetrapods)
 * (amphibians, some ancestral to the )- now a paraphyletic group
 * (mammals)
 * (reptiles and birds)
 * (reptiles)
 * (birds)
 * (reptile-like mammals)
 * † (extinct armoured fishes)
 * (cartilaginous fishes)
 * † (extinct spiny "sharks")
 * Superclass  (bony vertebrates)
 * (ray-finned bony fishes)
 * (lobe-finned fishes, including the tetrapods)
 * (amphibians, some ancestral to the )- now a paraphyletic group
 * (mammals)
 * (reptiles and birds)
 * (reptiles)
 * (birds)
 * (reptile-like mammals)
 * (reptile-like mammals)
 * (reptile-like mammals)
 * (reptile-like mammals)
 * (reptile-like mammals)

Reptiles
{|
 * (superorder)
 * ? (Turtles, s & terrapins)
 * various extinct clades
 * various extinct clades
 * (disputed as whether or )
 * (turtles)
 * various extinct clades
 * various extinct clades
 * various extinct clades
 * ia
 * (ns and their extinct relatives)
 * (crocodilians)
 * various extinct clades
 * various extinct clades
 * (disputed as whether or )
 * (turtles)
 * various extinct clades
 * various extinct clades
 * various extinct clades
 * ia
 * (ns and their extinct relatives)
 * (crocodilians)
 * various extinct clades
 * (disputed as whether or )
 * (turtles)
 * various extinct clades
 * various extinct clades
 * various extinct clades
 * ia
 * (ns and their extinct relatives)
 * (crocodilians)
 * various extinct clades
 * various extinct clades
 * various extinct clades
 * ia
 * (ns and their extinct relatives)
 * (crocodilians)
 * (ns and their extinct relatives)
 * (crocodilians)
 * (ns and their extinct relatives)
 * (crocodilians)
 * (ns and their extinct relatives)
 * (crocodilians)
 * (crocodilians)
 * (crocodilians)
 * (crocodilians)
 * (crocodilians)
 * (crocodilians)
 * (crocodilians)
 * (crocodilians)
 * (crocodilians)
 * (crocodilians)
 * (crocodilians)
 * (crocodilians)

Dinosaurs
From Dinosaur:

A more detailed version can be found at.


 * ("lizard-hipped"; includes Theropoda and Sauropodomorpha)
 * † (early bipedal carnivores)
 * (all ; most were carnivorous)
 * † (small, early theropods; includes  and close relatives)
 * † (early crested and carnivorous theropods)
 * † (generally elaborately horned, the dominant southern carnivores of the Cretaceous)
 * ("stiff tails"; includes most theropods)
 * † (early group of large carnivores including the semiaquatic spinosaurids)
 * † (' and close relatives, like ')
 * (feathered theropods, with a range of body sizes and niches)
 * † (common early coelurosaurs with reduced forelimbs)
 * † ( and close relatives; had reduced forelimbs)
 * † ("-mimics"; mostly toothless; carnivores to possible herbivores)
 * †oidea (small insectivores with reduced forelimbs each bearing one enlarged claw)
 * ("hand snatchers"; had long, slender arms and fingers)
 * †ia (bipedal herbivores with large hand claws and small heads)
 * † (mostly toothless; their diet and lifestyle are uncertain)
 * † (small, winged theropods or primitive birds)
 * † (small- to medium-sized; bird-like, with a distinctive toe claw)
 * (modern birds and extinct relatives)
 * † (small primitive avialans with long third fingers)
 * † (large, early short-tailed avialans)
 * † (small toothless avialans)
 * † (primitive tree-dwelling, flying avialans)
 * (advanced flying birds)
 * † (toothed Cretaceous Chinese birds)
 * † (specialized aquatic diving birds)
 * (modern, beaked birds and their extinct relatives)
 * † (herbivores with small heads, long necks, long tails)
 * † (small, primitive, omnivorous sauropodomorphs)
 * † (primitive, strictly bipedal "prosauropods")
 * † (small, primitive sauropodomorphs)
 * † (small, primitive sauropodomorphs)
 * † (very large and heavy, usually over 15 m long; quadrupedal)
 * † (primitive sauropods with pillar-like limbs)
 * † ("true sauropods")
 * † ("whale reptiles")
 * † (European group of Jurassic and Cretaceous sauropods)
 * † ("new sauropods")
 * † (skulls and tails elongated; teeth typically narrow and pencil-like)
 * † (boxy skulls; spoon- or pencil-shaped teeth)
 * † (long-necked, long-armed macronarians)
 * †ia (diverse; stocky, with wide hips; most common in the late Cretaceous of southern continents)
 * † ("bird-hipped"; diverse bipedal and quadrupedal herbivores)
 * † (small basal ornithopod herbivores/omnivores with prominent )
 * † (armored dinosaurs; mostly quadrupeds)
 * † (s as primary armor; some had club-like tails)
 * † (spikes and plates as primary armor)
 * † ("new ornithischians")
 * †a (various sizes; bipeds and quadrupeds; evolved a method of chewing using skull flexibility and numerous teeth)
 * † (characterized by a cranial growth)
 * † (bipeds with domed or knobby growth on skulls)
 * † (quadrupeds with frills; many also had horns)
 * † (quadrupeds with frills; many also had horns)


 * }

Mammals
(reptile-like mammals) (Pelycosaur)
 * † (Dimetrodon)
 * (upright)
 * Eutherapsida
 * † ia
 * † ia
 * † ia (Lystrosaurus)
 * ia
 * ia
 * ia
 * (mammals)
 * † (Dimetrodon)
 * (upright)
 * Eutherapsida
 * † ia
 * † ia
 * † ia (Lystrosaurus)
 * ia
 * ia
 * ia
 * (mammals)
 * Eutherapsida
 * † ia
 * † ia
 * † ia (Lystrosaurus)
 * ia
 * ia
 * ia
 * (mammals)
 * ia
 * ia
 * ia
 * (mammals)
 * ia
 * (mammals)

Marsupialia
From Marsupial:


 * (93 species)
 * : opossums
 * (seven species)
 * : s
 * (one species)
 * † (incertae sedis)
 * (75 species)
 * : es, s, s,, and relatives
 * (two species)
 * : s
 * (24 species)
 * †Chaeropodidae: s
 * : s and allies
 * (137 species)
 * : s
 * : s
 * : and
 * : s
 * †tidae: s
 * : s and es
 * : and relatives
 * : s,, and relatives
 * : s, rat kangaroos, s
 * : and
 * : s
 * †tidae: s
 * : s and es
 * : and relatives
 * : s,, and relatives
 * : s, rat kangaroos, s
 * : s and es
 * : and relatives
 * : s,, and relatives
 * : s, rat kangaroos, s
 * : s,, and relatives
 * : s, rat kangaroos, s
 * : s, rat kangaroos, s

Placentalia
From Placentalia:


 * (,, and )
 * ( and )
 * (,, , , , and )
 * ( and )
 * (,, and )
 * ( and )
 * (,, , , , , , , and )
 * (, s,, , and s)
 * (:, , , , , , etc.)
 * (:, , , , and )
 * (,, , , , , etc.)
 * (:, , , , , etc.)
 * (s,, , , , and s)
 * (,, and )
 * ia (s:, , , , , etc.)
 * (s)
 * (primates:, , , , , etc.)
 * : lemurs, galagos and lorisids
 * : dwarf lemurs and mouse-lemurs (34 species)
 * : aye-aye (one species)
 * : ring-tailed lemur and allies (21 species)
 * : sportive lemurs (26 species)
 * : woolly lemurs and allies (19 species)
 * : lorisids (14 species)
 * : galagos (19 species)
 * : tarsiers, monkeys and apes
 * : tarsiers (11 species)
 * (or Anthropoidea)
 * Parvorder : New World monkeys
 * : marmosets and tamarins (42 species)
 * : capuchins and squirrel monkeys (14 species)
 * : night or owl monkeys (douroucoulis) (11 species)
 * : titis, sakis and uakaris (43 species)
 * : howler, spider, woolly spider and woolly monkeys (29 species)
 * : Old World monkeys (138 species)
 * : gibbons or "lesser apes" (18 species)
 * : great apes, including humans (8 species)
 * : orangutans
 * : hominines
 * : gorillas
 * : hominins
 * : chimpanzees
 * : homininans
 * : man
 * : tarsiers (11 species)
 * (or Anthropoidea)
 * Parvorder : New World monkeys
 * : marmosets and tamarins (42 species)
 * : capuchins and squirrel monkeys (14 species)
 * : night or owl monkeys (douroucoulis) (11 species)
 * : titis, sakis and uakaris (43 species)
 * : howler, spider, woolly spider and woolly monkeys (29 species)
 * : Old World monkeys (138 species)
 * : gibbons or "lesser apes" (18 species)
 * : great apes, including humans (8 species)
 * : orangutans
 * : hominines
 * : gorillas
 * : hominins
 * : chimpanzees
 * : homininans
 * : man
 * : hominins
 * : chimpanzees
 * : homininans
 * : man