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Free Appraisal
Juvenile Woolly Mammoth Tooth
Mammuthus primigenius
Pleistocene
Alaska, USA
Auction 8248
| Lot: 72167 | Apr 29, 2026
Sold For:
$1,000.00
Theropod Dinosaur Tooth
Spinosaurus sp.
Late Cretaceous
Kem Kem Group
Morocco
4.30 x 1.59 x 0.91 inches (10.93 x 4.03 x 2.30 cm)
Auction 212521
| Lot: 79030 | May 22, 2025
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Dinosaur Tracks
Anchisauripus sp.
Early Jurassic
Portland Formation
Kornell Nash Quarry, South Hadley, Massachusetts, USA
Auction 8194
| Lot: 72125 | Nov 20, 2024
Sold For:
$1,000.00
Megalodon Shark Tooth
Otodus megalodon
Miocene
Morgan River
South Carolina, USA
5.63 x 3.90 x 1.31 inches (14.30 x 9.90 x 3.33 cm
)
Auction 212502
| Lot: 77006 | Jan 9, 2025
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Dinosaur Vertebra with Stand
Hypacrosaurus sp.
Cretaceous
Montana, USA
6.34 x 4.31 x 2.76 inches (16.10 x 10.94 x 7.01 cm)
Auction 212543
| Lot: 79029 | Oct 23, 2025
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Fossil Fish
Nematonotus longispinus with Carpopenaeus sp.
Upper Cretaceous
Hgula, Byblos, Lebanon
6.10 x 3.94 x 0.39 inches (15.50 x 10.00 x 1.00 cm)
Auction 212048
| Lot: 79018 | Nov 26, 2020
Sold For:
$1,000.00
Ammonite Fossil
Cleoniceras sp.
Cretaceous
Madagascar
5.51 x 4.41 x 1.32 inches (14.00 x 11.20 x 3.35 cm)
Auction 211709
| Lot: 76016 | Mar 2, 2017
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Petrified Conifer (with Fungus) Slab
Araucarioxylon
Triassic
Chinle Formation
Apache County, Arizona, USA
24.50
x
13.75
x
0.75
inches (
62.23
x
34.92
x
1.91
cm)
Auction 5280
| Lot: 72049 | Apr 29, 2017
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Petrified Fir Slab
Pseudotsuga
Miocene
Wanapum Balast Formation
"Vantage," Kittitas County, Washington, USA
18.75
x
14.25
x
1.25
inches (
47.63
x
36.20
x
3.18
cm)
Auction 5280
| Lot: 72098 | Apr 29, 2017
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Theropod Dinosaur Tooth
Spinosaurus sp.
Late Cretaceous
Kem Kem Group
Morocco
8.66 x 1.61 x 1.27 inches (22.00 x 4.09 x 3.22 cm)
Auction 212148
| Lot: 76011 | Dec 2, 2021
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Apatite pseudomorph Seal Vertebra
Kerch, Crimean Peninsula, Ukraine
Auction 8068
| Lot: 72273 | Dec 8, 2021
Sold For:
$1,000.00
Yellow Cat Banded "Redwood" Pair
Jurassic
Brushy Basin Member
Morrison Formation
Utah, USA
(Total: 2 Items)
Auction 5296
| Lot: 81015 | Nov 3, 2016
Sold For:
$1,000.00
Woolly Mammoth Tooth Sphere
Mammuthus primigenius
Pleistocene
Siberia
Auction 8194
| Lot: 72157 | Nov 20, 2024
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Theropod Dinosaur Tooth
Carcharodontosaurus saharicus
Cretaceous
Ifezouane Formation
El Begaa, Taouz, Kem Kem Basin, Morocco
4.12 x 1.60 x 0.74 inches (10.46 x 4.06 x 1.88 cm)
Auction 212235
| Lot: 76018 | Sep 1, 2022
Sold For:
$1,000.00
Fossil Oreodont Skull
Merycoidodon culbertsoni
Late Oligocene
Brule Formation
White River Badlands, South Dakota, USA
12.20 x 7.28 x 6.69 inches (31.00 x 18.50 x 17.00 cm)
(Total: 2 Items)
Auction 211750
| Lot: 77027 | Dec 14, 2017
Sold For:
$1,000.00
Megalodon Shark Tooth
Otodus megalodon
Miocene
Morgan River
South Carolina, USA
4.46 x 3.00 x 1.04 inches (11.34 x 7.63 x 2.65 cm)
Auction 212431
| Lot: 76010 | Aug 1, 2024
Sold For:
$1,000.00
Fossil Fish
Diplomystus dentatus
Lower Eocene
Green River Formation
Kemmerer, Wyoming, USA
10.39 x 6.25 x 0.62 inches (26.40 x 15.90 x 1.58 cm)
Auction 211536
| Lot: 78018 | Sep 3, 2015
Sold For:
$1,000.00
Petrified Oak Bookends
Quercus
Miocene
Juntura Formation
Stinkingwater Mountain, Harney County, Oregon, USA
(Total: 2 Items)
Auction 29156
| Lot: 48065 | Jan 17, 2022
Sold For:
$1,000.00
Petrified Conifer Log
Araucarioxylon
Triassic
Chinle Formation
Navajo County, Arizona, USA
5.59 x 4.25 x 3.70 inches (14.20 x 10.80 x 9.40 cm)
Auction 211814
| Lot: 76029 | Apr 5, 2018
Sold For:
$1,000.00
Dinosaur Tooth
Spinosaurus sp.
Late Cretaceous
Kem Kem Basin, Morocco
7.09 x 1.46 x 0.98 inches (18.00 x 3.71 x 2.50 cm)
Auction 211911
| Lot: 78004 | Mar 14, 2019
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Ammolite Trio
Placenticeras sp.
Cretaceous
Bearpaw Formation
Alberta, Canada
(Total: 3 Items)
Auction 5434
| Lot: 72055 | Oct 5, 2020
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Asaphid Trilobite Plate
Asaphus sp.
Middle Ordovician
Morocco
Auction 5386
| Lot: 72120 | May 5, 2018
Sold For:
$1,000.00
Fossil Fish Mass Mortality Plate
Knightia alta
Eocene
Laney Member, Green River Formation
Sweetwater County, Wyoming, USA
9.84 x 6.30 x 1.54 inches (25.00 x 16.00 x 3.91 cm)
Auction 212307
| Lot: 78024 | Feb 16, 2023
Sold For:
$1,000.00
Make Offer to Owner
$1,500 or more
Megalodon Shark Tooth
Carcharocles megalodon
Miocene
Morgan River
South Carolina, USA
5.12 x 3.60 x 1.24 inches (13.00 x 9.14 x 3.16 cm)
Auction 212047
| Lot: 78001 | Nov 19, 2020
Sold For:
$968.75
Make Offer to Owner
$1,453 or more
Petrified Conifer Slab
Araucaria
Triassic
Chinle Formation, Painted Desert Member
Upper End Mackelprang Wash, Navajo County, Arizona, USA
4.06 x 3.00 x 0.24 inches (10.30 x 7.61 x 0.60 cm)
Auction 212204
| Lot: 79005 | Jan 27, 2022
Sold For:
$968.75
Megalodon Shark Tooth
Otodus megalodon
Miocene
Morgan River
South Carolina, USA
4.07 x 2.91 x 1.01 inches (10.35 x 7.40 x 2.56 cm)
Auction 212435
| Lot: 80005 | Aug 29, 2024
Sold For:
$968.75
Make Offer to Owner
$1,453 or more
Fossil Fish & Leaf Mural
Mioplosus sp.and Knightia sp.
Eocene
Green River Formation
Wyoming, USA
Auction 5387
| Lot: 72167 | Aug 18, 2018
Sold For:
$968.75
Triceratops Frill Fossil
Triceratops horridus
Late Cretaceous
Hell Creek Formation
Montana, USA
7.80 x 7.17 x 1.18 inches (19.80 x 18.20 x 3.00 cm)
Auction 212622
| Lot: 79048 | May 28, 2026
Sold For:
$937.50
Make Offer to Owner
$1,172 or more
Fossil Bison Skull
Bison antiquus ("ancient bison")
Pleistocene
North Platte River, Nebraska, USA
30.31 x 11.81 x 7.87 inches (77.00 x 30.00 x 20.00 cm
Auction 212541
| Lot: 77020 | Oct 9, 2025
Sold For:
$937.50
Make Offer to Owner
$1,406 or more
Petrified Cycad
Cycadeoidea
Cretaceous
Rio Negro Province, Argentina
8.75
x
2.75
x
2.75
inches (
22.23
x
6.99
x
6.99
cm)
Auction 5280
| Lot: 72019 | Apr 29, 2017
Sold For:
$937.50
Make Offer to Owner
$1,406 or more
Petrified Oak Slab
Quercus
Miocene
Prineville Oregon, USA
20.50
x
13.50
x
0.75
inches (
52.07
x
34.29
x
1.91
cm)
Auction 5280
| Lot: 72046 | Apr 29, 2017
Sold For:
$937.50
Make Offer to Owner
$1,406 or more
Petrified Oak Slab
Quercus
Miocene
Juntura Formation
Stinkingwater Mountain, Harney County, Oregon, USA
13.25
x
11.75
x
0.50
inches (
33.66
x
29.85
x
1.27
cm)
Auction 5280
| Lot: 72006 | Apr 29, 2017
Sold For:
$937.50
Ammonite Fossil Cluster
Quenstedtoceras sp.
Jurassic
Volga River, Ulyanovsk, Russia
4.94 x 4.45 x 1.10 inches (12.54 x 11.31 x 2.79 cm)
Auction 212425
| Lot: 78023 | Jun 20, 2024
Sold For:
$937.50
Petrified Conifer Slab
Araucarioxylon
Triassic
Chinle Formation
Arizona, USA
11.61 x 10.24 x 0.39 inches (29.50 x 26.00 x 1.00 cm)
Auction 212041
| Lot: 77024 | Oct 8, 2020
Sold For:
$937.50
Megalodon Shark Tooth
Carcharocles megalodon
Miocene
Morgan River
South Carolina, USA
5.18 x 3.59 x 0.95 inches (13.15 x 9.11 x 2.42 cm)
Auction 212001
| Lot: 76024 | Jan 2, 2020
Sold For:
$937.50
Fossil "Sea Scorpion" Plate
Eurypterus remipes
Silurian
Fiddler Green Formation
Herkimer County, New York, USA
Auction 211937
| Lot: 77012 | Sep 12, 2019
Sold For:
$937.50
Make Offer to Owner
$1,406 or more
Fossil Turtle
Stylemys nebrascensis
Oligocene
White River Badlands, South Dakota, USA
Auction 29153
| Lot: 48264 | Jun 17, 2021
Sold For:
$937.50
Make Offer to Owner
$1,406 or more
Juvenile Hadrosaurid Dinosaur Humerus
Edmontosaurus sp.
Cretaceous
Hell Creek Formation
Montana, USA
(Total: 2 Items)
Auction 788
| Lot: 11 | May 6, 2022
Sold For:
$937.50
FOSSIL SEA SCORPION
Eurypterus remipes
Silurian, Fiddler Green Formation
Herkimer County, New York, USA
Auction 5192
| Lot: 73191 | Sep 28, 2014
Sold For:
$937.50
Make Offer to Owner
$1,406 or more
Petrified Cycad Slab
Cycadeoidea
Jurassic
La Matilda Formation
El Moyano, Puerto Deseado District, Santa Cruz Province, Argentina
11.75
x
10.00
x
0.75
inches (
29.85
x
25.40
x
1.91
cm)
Auction 5280
| Lot: 72056 | Apr 29, 2017
Sold For:
$937.50
Make Offer to Owner
$1,406 or more
Petrified Black Oak Slab
Quercus
Miocene
Painted Gorge Basalt Formation
Swartz Canyon, Crook County, Oregon, USA
19.12
x
14.50
x
0.50
inches (
48.56
x
36.83
x
1.27
cm)
Auction 5280
| Lot: 72104 | Apr 29, 2017
Sold For:
$937.50
Fossil Crinoid
Macrocrinus mundulus & Scytalocrinus robustus
Mississippian
Edwardsville Formation
Montgomery County, Indiana, USA
Auction 29153
| Lot: 48239 | Jun 17, 2021
Sold For:
$937.50
Make Offer to Owner
$1,406 or more
Theropod Dinosaur Tooth
Albertosaurus sp.
Late Cretaceous
Judith River Formation
Montana, USA
2.78 x 0.98 x 0.67 inches (7.05 x 2.50 x 1.70 cm)
Auction 212220
| Lot: 78014 | May 19, 2022
Sold For:
$937.50
Theropod Dinosaur Tooth
Spinosaurus sp.
Late Cretaceous
Kem Kem Group
Morocco
4.41 x 0.99 x 0.83 inches (11.19 x 2.52 x 2.11 cm)
Auction 212215
| Lot: 77030 | Apr 14, 2022
Sold For:
$937.50
Petrified Conifer Slab
Araucaria
Triassic
Chinle Formation
Arizona, USA
Auction 29153
| Lot: 48216 | Jun 17, 2021
Sold For:
$937.50
Make Offer to Owner
$1,406 or more
Petrified Wood Slab
Araucarioxylon arizonicum
Triassic
Chinle Formation
Arizona, USA
11.42 x 9.21 x 0.75 inches (29.00 x 23.40 x 1.90 cm)
Auction 211607
| Lot: 78025 | Feb 18, 2016
Sold For:
$937.50
Contoured Petrified Wood
Araucarioxylon arizonicum
Triassic
Chinle Formation
Arizona, USA
Auction 5241
| Lot: 72144 | Jun 2, 2016
Sold For:
$937.50
Eurypterid "Sea Scorpion" Fossil
Eurypterus remipes
Silurian
Fiddlers Green Formation/Bertie Group
Herkimer County, New York, USA
Auction 8194
| Lot: 72123 | Nov 20, 2024
Sold For:
$937.50
Make Offer to Owner
$1,406 or more
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