Big Fossilized PRIONOLEPIS CATAPHRACTUS or "Viper Fish" Specimen in its Fossil MatrixWestern Sportsman LLC4.5(81)$50(13 bids)
Impressive large Detailed Fish Fossil (Diplomystus) from the Green River Formation in Wyoming, 50Heartland Artifact Auctions4.7(878)$22(4 bids)Apr 19, 2026
Impressive Large 12" Detailed Fish Fossil from the Green River Formation in Wyoming, Over 50 MillionHeartland Artifact Auctions4.7(878)$75(3 bids)Apr 19, 2026
