Natural History including Gus Rex

Name: Natural History including Gus Rex | Science | Sotheby's
Start: 2026-07-01T15:00:00Z
Location: New York

1 July - 14 July 2026 • New York

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Your local time • 14:00 PM GMT

1. Trilobite Fossils — Cambrian Species

Middle Cambrian (approx. 502 million years ago), Anti-Atlas Mountain Range, Alnif, Morocco

2. Trilobite Fossils — Spiny Form

Ordovician, Katian Stage (approx. 450 million years ago), Erfoud, Morocco

3. Marine Reptile Fossil (Ichthyosaur) — Signed Dr. B. Hauff 1927

Early Jurassic, Toarcian Stage (approx. 180 million years ago), Holzmaden, Germany

4. Marine Reptile Fossil (Ichthyosaur) — Juvenile Specimen

Early Jurassic, Toarcian Stage (approx. 180 million years ago), Holzmaden, Germany

5. Henry De La Beche

"Awful Changes," 1830.

6. Fossil Sea Lilies — Jurassic Display

Early Jurassic, Toarcian Stage (approx. 180 million years ago), Holzmaden, Germany

7. Horseshoe Crab Fossil With Trackway

Late Jurassic, Kimmeridgian Stage (approx. 155-150 million years ago), Solnhofen, Germany

8. Allosaurus Jaws With Teeth — Unique Skull Display

A Unique Preparation of the Jaws of an Allosaurus Fragilis. Late Jurassic (approx. 150 million years ago), Morrison Formation, Moffat County, Colorado, USA

9. Stegosaurus Dorsal Plate

Late Jurassic (approx. 150 million years ago) Morrison Formation, Bone Cabin Quarry, Albany County, Wyoming, USA

10. Camarasaurus Jaw With Teeth

Late Jurassic (approx. 150 million years ago), Morrison Formation, Moffat County, Colorado, USA

11. Mounted Jurassic Ammonite

Late Jurassic, Oxfordian Stage (approx. 161-154 million years ago), Madagascar

12. Mounted Jurassic Ammonite

Late Jurassic, Oxfordian Stage (approx. 161-154 million years ago), Madagascar

13. Trio of Cretaceous Ammonites — Spiny Form

Early Cretaceous (approx. 130 million years ago), Peyroules, France

14. Mounted Cretaceous Ammonite

Early Cretaceous (approx. 130 million years ago), Volga River, Ulyanovsk Oblast, Russia

15. Mounted Cretaceous Ammonite

Early Cretaceous, Albian Stage (approx. 110 million years ago), Madagascar

16. Large Iridescent Ammonite

Late Cretaceous (approx. 71 million years ago), Bearpaw Formation, Alberta, Canada

17. Iridescent Ammonite Wall Display

Late Cretaceous (approx. 71 million years ago), Bearpaw Formation, Alberta, Canada

18. Brachylophosaurus — Skin Impressions and Vertebrae

Late Cretaceous (approx. 78-75 million years ago), Judith River Formation, Phillips Co., Montana

19. Baby Dinosaur Nest

The Skeletons of Two Nestling Hadrosaurids (Possibly Lambeosaurs), Together With Their Eggshells. Late Cretaceous, Campanian Stage (approx. 83-72 million years ago), Judith River Formation, Hill County, near the town of Havre, Montana, USA

20. Tyrannosaurus Rex

"Gus" - A Mounted Tyrannosaurus Rex Skeleton. Late Cretaceous, Maastrichtian Stage (approx. 67 million years ago), Hell Creek Formation, Harding County, South Dakota, USA

21. Tyrannosaurus Rex Leg

The Mounted Leg of a Tyrannosaurus Rex. Late Cretaceous, Maastrichtian Stage (approx. 67 million years ago), Hell Creek Formation, Ziebach County, South Dakota, USA

22. Tyrannosaurus Rex Jaw With Teeth

The Partial Jaw of a Tyrannosaurus Rex With Four Rare Black Embedded Teeth. Late Cretaceous (approx. 67 million years ago), Hell Creek Formation, Dawson County, Montana, USA

23. Tyrannosaurus Rex Claw

Late Cretaceous (approx. 67 million years ago), Hell Creek Formation, Harding County, South Dakota, USA

24. Tyrannosaurus Rex Tooth

Late Cretaceous (approx. 67 million years ago), Hell Creek Formation, Perkins County, South Dakota, USA

25. Tyrannosaurus Rex Tooth

Late Cretaceous (approx. 67 million years ago), Hell Creek Formation, Harding County, South Dakota, USA

26. Gryposaurus

The Mounted Skeleton of a Juvenile Gryposaurus. Late Cretaceous, Maastrichtian Stage (approx. 74 million years ago), Judith River Formation, Choteau County, Montana, USA

27. Microvertebrate Fossil Collection

Late Cretaceous (approx. 67 million years ago), Hell Creek Formation, Garfield County, Montana, USA

28. Chesley Bonestell

"The Emperor of Shangrila Rides a Triceratops Past a Volcanic Range" | A Rare Dinosaur Painting by the Father of Space Art, 1977

29. Fossil Branches With Stingray and Fish

Early Eocene (approx. 52-48 million years ago), Green River Formation, Lincoln County, Wyoming, USA

30. Five Panel Multi-Fish Display

Early Eocene (approx. 52-48 million years ago), Green River Formation, Lincoln County, Wyoming, USA

31. Three Panel Multi-Fish Display

Early Eocene (approx. 52-48 million years ago), Green River Formation, Lincoln County, Wyoming, USA

32. Fossil Lily Pad With Fish

Early Eocene (approx. 52-48 million years ago), Green River Formation, Lincoln County, Wyoming, USA

33. Fossil Palm Frond

Early Eocene (approx. 52-48 million years ago), Green River Formation, Lincoln County, Wyoming

34. Fossil Palm Flower Stem With Fish

Early Eocene (approx. 52-48 million years ago), Green River Formation, Lincoln County, Wyoming, USA

35. Fossil Stingray

Early Eocene (approx. 52-48 million years ago), Green River Formation, Lincoln County, Wyoming, USA

36. Banded Iron Formation

Archean Eon (approx. 3-2.5 billion years ago), Port Hedland Area, Pilbara Region, Western Australia

37. Rhyolite Slab

Late Triassic (approx. 225-210 million years ago), Chinle Formation, Southern Utah, USA

38. Large Petrified Wood Tabletop

Late Triassic (approx. 220 million years ago), Holbrook, Arizona, United States

39. Petrified Wood Wall Display

Late Triassic (approx. 220 million years ago), Holbrook, Arizona, United States

40. Petrified Oak Wood — Growth Rings Revealed

Miocene (approx. 23-5.3 million years ago), Stinkingwater Pass, Harney County, Oregon, USA

41. Petrified Spruce Wood — Visible Growth Rings

Miocene to Pliocene (approx. 23-2.6 million years ago), Oregon, USA