Gallery
Synapsida
Mammals and their forerunners — from the sail-backed pelycosaurs of the Permian, through the first small mammals, to Ice-Age giants and living species.
25 reconstructions
Search the database →- 52 cm
Adalatherium hui Mammalia → - ~2.3 m
Arctodus simus Carnivora → - ~30 m
Balaenoptera musculus Cetacea → - ~3.2 m
Bison bison Bovidae → - ~3.4 m
Bootherium bombifrons Bovidae → - ~4 m
Camelops hesternus Camelidae → - 50 cm
Didelphodon vorax Metatheria → - ~3.1 m
Dimetrodon grandis Sphenacodontidae → - ~3.5 m
Edaphosaurus pogonias Edaphosauridae → - 60 cm
Eohippus angustidens Equidae → - 16 cm
Fruitafossor windscheffeli Mammalia → - ~2 m
Glyptotherium texanum Cingulata → - ~2.7 m
Inostrancevia alexandri Gorgonopsia → - ~5 m
Mammut americanum Proboscidea → - ~5.2 m
Mammuthus primigenius Proboscidea → - ~3.2 m
Metaxytherium floridanum Afrotheria → - 51 cm
Ornithorhynchus anatinus Monotremata → - ~2.4 m
Ovibos moschatus Bovidae → - ~1.7 m
Ovis canadensis Bovidae → - ~1.1 m
Platygonus compressus Tayassuidae → - ~1.7 m
Poebrotherium wilsoni Camelidae → - 29 cm
Rhynchocyon petersi Macroscelidea → - ~2.1 m
Smilodon fatalis Felidae → - ~2.1 m
Sphenacodon ferox Sphenacodontidae → - ~3.5 m
Uintatherium anceps Placentalia →