Bolsche Collection

Map of the continents and seas in the Upper Triassic period. North America, Atlantis, Europe, Asia, Gondwanaland. Colour print after an illustration from Wilhelm Bolsches Das Leben der Urwelt

Extinct Nothosaurus, mid-Triassic period
Nothosaurus, extinct genus of sauropterygian reptile from the shell-bearing limestone seas, mid-Triassic period. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life

Fossil skeleton of an extinct Brontosaurus excelsus. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Map of the continents and seas in the Upper Carboniferous era. Atlantis, North America, Asia, European Peninsula, Gondwanaland

Skeleton of an extinct Rhamphorhynchus genus
Complete skeleton of an extinct long-tailed pterosaur, Rhamphorhynchus genus. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Extinct scale tree, Lepidodendron of the Carboniferous era. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Vegetation in the first half of the Neogene (Late Tertiary era). Colour print after an illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer

Fossil of an extinct crinoid or sea lily. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Giant Brontosaurs in a freshwater lake, Jurassic
Reproduction of giant Brontosaurus genus dinosaurs in a freshwater lake, Jurassic. Colour print after an illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life

Map of the continents and seas in the Upper Jurassic era. Atlantis, North America, South America, Africa, Europe, Indonesian Peninsula, Asia and Australia

Reconstruction of the rich marine life of the Cambrian era. Extinct crinoids, jellyfish, coral and horseshoe crabs. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt

Reconstruction of extinct synapsid dinosaur Dimetrodon
Reconstruction of an extinct synapsid dinosaur Dimetrodon, Cisuralian (Early Permian), North America, 3m. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt

Reconstruction of extinct giant dinosaur Brachisaurus, North America and East Africa, Cretaceous. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig

Reconstruction of a Diplodocus, Lower Cretaceous
Reconstruction of a giant dinosaur Diplodocus genus in a swamp lake, North America, Lower Cretaceous. 22m long. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt

Reconstruction of an extinct Mastodonsaurus giganteus, Triassic period. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Reconstruction of an extinct Pareiasaur, Bradysaurus baini. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Reconstruction of giant Brontosaurs grazing on vegetation in the swamp lakes, Cretaceous. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life

Fossil skeleton of an extinct Pareiasaur, Bradysaurus baini. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Predatory Megalosaurus feeding on a dinosaur corpse
Predatory Megalosaurus dinosaurs, Allosaurusgenus, feeding on the corpse of a large herbivorous animal. North America, Cretaceous

Reconstruction of a Diplodocus, Cretaceous period
Reconstruction of a Diplodocus genus dinosaur in a coniferous and cycad forest, Cretaceous period. About 22m long and 34500kg alive

Fossil skeleton of an extinct Plateosaurus trossingensis
Fossil skeleton of an extinct predatory dinosaur, Plateosaurus trossingensis, Late Triassic period. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer

Reconstruction of an extinct Plateosaurus
Reconstruction of an extinct predatory dinosaur, Plateosaurus, Late Triassic period, based on a fossil skeleton found in Halberstadt

Extinct oviparous Protoceratops laying eggs
Extinct oviparous dinosaur Protoceratops laying eggs. Reconstruction after discoveries in the Gobi desert. They were 2.7m long, and the eggs were 30cm

Vegetation from the first half of the Mesozoic era. Colour print after an illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Extinct giant predatory dinosaur attacking a horned dinosaur
Extinct giant predatory dinosaur between 5m and 10m tall, attacking a horned dinosaur, North America, Cretaceous. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life

Skeleton of an extinct Kentrosaurus aethiopicus
Fossil skeleton of an extinct Kentrosaurus aethiopicus (Kentrurosaurus) found in East Africa, Late Jurassic. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life

Reconstruction of an extinct Triceratops in North America, Cretaceous period. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig

Reconstruction of an extinct Stegosaurus, North America, Jurassic and Cretaceous period. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life

Extinct Iguanodon bernissartensis
Reconstruction of an extinct Iguanodon bernissartensis, late Barremian to early Aptian, Early Cretaceous. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer

Fossil skeleton of an extinct Iguanodon bernissartensis, late Barremian to early Aptian, Early Cretaceous. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer

Fossil skeleton of an extinct Hesperornis regalis, penguin-like bird of the Campanian era, Late Cretaceous. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life

Reconstruction of extinct Archaeopteryx birds in a Gingko forest. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Fossil skeleton of an extinct Archaeopteryx siemensii. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Extinct Iguanodons fleeing a predatory Megalosaurus
Extinct herbivorous Iguanodons fleeing a predatory Megalosaurus. Both about 10m. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer

Extinct giant Pterosaurs, Pterandodon genus, Cretaceous
Extinct giant Pterosaurs, Pterandodon genus, with a 9m wingspan, of the Niobrara sea, North America, Cretaceous period. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt

Reconstruction of an extinct Pterodactyl. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

View of a crocodile swamp, south Germany, Triassic period. Crocodile-like Belodon and a large predatory dinosaur of the time

Extinct Mosasaur, Pterosaur and sea turtle
An extinct seasnake-like Mosasaur in the Niobrara sea, North America, late Cretaceous. A pterosaur, Pteranodon, at left, and sea turtle at right

Extinct sea crocodile, Teleosaurus genus, Jurassic period. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Winged dragon, mythological creature. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Reconstruction of a swamp forest in the Carboniferous era. Colour print after an illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer

New Zealand tuatera, Sphenodon punctatus or Sphenodon guntheri. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Reproduction of extinct Ichthyosaurs, Jurassic era
Reproduction of extinct Ichthyosaurs in the South German Sea, Jurassic era. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig

Araucaria tree. Illustration by Hugo Wolff-Maage from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Skull of an extinct Ichthyosaurus genus. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Ginkgo tree. Ginkgobaum. Illustration by from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Extinct cycad tree. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

Extinct arborescent horsetail, Calamite genus, of the Carboniferous era. Illustration from Wilhelm Bolsches Das Leben der Urwelt, Prehistoric Life, Georg Dollheimer, Leipzig, 1932

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