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AR 0-0.25 (Upright=0.25)

AR 0.238

Restoration based on the "Schunnemunk tree" fossil of the Silurian-Late Devonian tree-like probable fungus Prototaxites


AR 0.25-0.75 (Upright=0.5)

AR 0.38

Illustration in close-up view (lower left) and gross view (upper right) of a living Crisia bryozoan

AR 0.44

Fossilized calyx and partial stem of the Silurian-Permian crinoid ("sea lily") Cyathocrinites

AR 0.5

Shell of an Elimia freshwater snail

AR 0.67

A living Coragyps atratus, or American black vulture

AR 0.73

Shell of an Emarginula keyhole limpet

AR 0.75-1.25 (Upright=0.67)

AR 0.75

A living Alligator mississippiensis, or American alligator

AR 0.87

Fossilized skull of the sea turtle Euclastes

AR 1

Life restoration of a pod of the Eocene whale Basilosaurus

AR 1.1

A living Eudocimus ibis

AR 1.25-1.5 (Upright=0.75)

AR 1.25

A living Centrocercus urophasianus, or greater sage-grouse

AR 1.5

Restoration of the Miocene-Pliocene beardog Amphicyon

AR 1.5 (2)

Living Laurus, or laurel trees

AR 1.66

A living Quercus virginiana, or southern live oak

AR 1.75

Restoration of the Late Triassic giant ichthyosaur Shonisaurus

AR 1.76

Restoration of the Carboniferous Chimaera relative Campodus

AR 1.77

A living Lynx rufus, or bobcat

AR 2- (Upright=1)

AR 2

Diagram illustrating the sizes of three specimens of the Late Cretaceous long-necked dinosaur Alamosaurus, with an anachronistic human to scale

AR 2.13

Restoration of the Carboniferous tetrapodomorph Colosteus

AR 2.16

Restoration of the Late Cretaceous dome-headed dinosaur Stegoceras

AR 2.2

Restoration of the Paleocene-Eocene creodont mammal Oxyaena

AR 2.25

Restoration of the Late Triassic distant crocodilian relative Shuvosaurus

AR 2.5

A living Planaria

AR 3.06

A living Atractosteus spatula (formerly Lepisosteus spatula), or alligator gar

AR 4-4.5 (Upright=1.25)

AR 4

Illustration of a living Echinorhinus shark

AR 4.34

Illustration of a fossilized tibia of the Late Cretaceous theropod dinosaur Coelosaurus antiquus

AR 4.5-5 (Upright=1.5)

AR 4.54

Fossilized skeleton of the Late Cretaceous mosasaur Tylosaurus

AR 4.66

Illustration of a living Bythaelurus catshark

AR 5+ (Upright=1.75)

AR 5.4

Restoration of the Late Cretaceous primitive mosasaur Dallasaurus