Skip to contentGeological Fossil Fish — auction comparables · Snaplot ComparablesWe searched for“Green River Formation fossil fish Knightia”(identified as Green River Formation Knightia eocaena, confidence: High)
Typical realised range (Gemini estimate): £40-£300
790 comparables for “Geological Fossil Fish” · page 1 of 33
Fossil Fish Knightia eoceana Green River Formation, Wyoming
heartlandauction· Oct 2025
6" x 2 1/2" Green River Fossil Formation Knightia Fish Fossil Specimen, Green River, Wyoming
Natural History
easterlyauction
· Jul 2024
2 Fossil Fish 1 Knightia Prepped 1 Knightia Unprepped Green River Formation
easterlyauction
· Jul 2024
Fossil Fish Knightia Eoceana (Unprepped) with Gastropods Green River Formation
easterlyauction
· Oct 2022
2 Fossil Fish Knightia eoceana & Diplomystus Green River Formation Wyoming
heartlandauction
· Aug 2025
Green River Formation, Knightia Fish Fossil, 53.5-48.5 Million Years Old
easterlyauction· Jul 2024
Fossil Fish Mix Cockerellites, Knightia Eoceana (Mass Mortality) Green River Formation
heartlandauction
· Jun 2025
Knightia Fish Fossil, Green River Formation, WY, 53.5-48.5 Million Years Old
heartlandauction
· Jun 2025
Knightia Fish Fossil, Green River Formation, WY, 53.5-48.5 Million Years Old
heartlandauction· Aug 2025
Knightia Fish Fossil Green River Formation Wyoming 53.5 to 48.5 Million Years Old.
heartlandauction· Aug 2025
5X3" 5 Knightia Fish Fossil Green River Formation, Wyoming, 53.5-48.5 yrs. old
heartlandauction· Nov 2025
Knightia Fish Fossil, Green River Formation, Wyoming, 53.5 to 48.5 Million Years Old
heartlandauction· Feb 2026
Knightia Fish Fossil Green River Formation Wyoming 53.5 to 48.5 Million Years Old
heartlandauction· Oct 2025
Knightia Fish Fossil Green River Formation, 53.5 to 48.5 Million Years Old, Found in Wyoming
Natural History
heartlandauction· Sept 2025
6X4" Knightia Fish Fossil Green River Formation, WY 53.5 to 48.5 Million Years Old
heartlandauction· Oct 2021
NICE KNIGHTIA FISH FOSSIL FROM THE GREEN RIVER FORMATION IN WTOMING, 50 MILLION YEARS OLD!
Natural History
heartlandauction· Aug 2025
2 3/4" Knightia Fish Fossil Green River Formation, 53.5-48.5 Million Years Old, WY
heartlandauction· Oct 2021
NICE KNIGHTIA FISH FOSSIL FROM THE GREEN RIVER FORMATION IN WTOMING, 50 MILLION YEARS OLD!
Natural History
heartlandauction· Jun 2025
Knightia Fossil Fish Family, 53.5-48.5 Million Years Old Eocene Epoch, Green River Formation, Kemmerer, WY
Natural History
heartlandauction· Dec 2025
2 7/8" Knightia Fish Fossil, Green River Formation, Wyoming, 53.5 to 48.5 Million Years Old
Natural History
heartlandauction· Apr 2023
AMAZING HIGHER GRADE KNIGHTIA FISH FOSSIL FROM THE GREEN RIVER FORMATION IN WYOMING, 50 MILLION YEAR OLD FOSSILS
Natural History
heartlandauction· Sept 2025
3 3/4" X 4 1/2" Knightia Fish Fossil Green River Formation, 53.5-48.5 Millions Years Old, WY
Natural History
heartlandauction· Nov 2024
4 3/4" x 2 3/4" Knightia Eocaena Fossil from Green River formation, near Kemmerer Wyoming-matrix contains on full fish fossil
Natural History
- Comparables
- 790
- Median
- £34
- 25–75% range
- £19 – £83
- Overall range
- £0 – £102,000
Distribution
