American Fossils

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Fern and Other Leaf Fossil Plate: Fern and other leaf fossil plate from Tulsa, Oklahoma. Pennsylvanian Age. 6" x 9.5" x .25". 13 ounces.

Apr 26, 2026

Fern and Other Leaf Fossil Plate

Fossils & Gemstones of Houston

Est. $125-$150

Leaf Fossil Plate: Multiple leaf fossil plate from the Catahoula Formation in Jasper, Texas. Oligocene Age. 7" x 10" x 1.25". 2 pounds, 5 ounces.

Apr 26, 2026

Leaf Fossil Plate

Fossils & Gemstones of Houston

Est. $200-$250

Petoskey Stone Michigan, USA Fossil: Petoskey fossil stone from Michigan. Measures 3" x 2.5" x .75" and weighs 8 oz.

2026

Petoskey Stone Michigan, USA Fossil

Cowboy Joe's Antiques

Green River Double Fish Fossil: Double fish fossil plate from the Green River in Wyoming. Lacquered. 4.75” x 10.75” x .25”. 10 oz.

Apr 26, 2026

Green River Double Fish Fossil

Fossils & Gemstones of Houston

Est. $150-$200

Knightia Fossil Fish 50 million years old: Knightia fossil fish. Herring like fish. Approximately 50 million years old. Measures 4.5" x 3".

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Knightia Fossil Fish 50 million years old

Cowboy Joe's Antiques

Pentremites Godoni Fossil: Pentremites godoni fossil. Upper Mississippian, Ridenhower Formation, St. Clair Co, Illinois. Weighs 1 oz. Approximately 1.5"

2026

Pentremites Godoni Fossil

Cowboy Joe's Antiques

Fossilized Turtle Shell Piece: Fossilized turtle shell piece. Measures 1.75" x .75" and weighs .5 oz.

2026

Fossilized Turtle Shell Piece

Cowboy Joe's Antiques

Fossilized Sand Dollar 150 million years old: Fossilized sand dollar. 150 million years old. Weighs 58g. Nice detail. Measures 3".

2026

Fossilized Sand Dollar 150 million years old

Cowboy Joe's Antiques

Petrified Coprolite Fossil Dinosaur Feces 100 Million Years Old: Petrified coprolite, unknown origin. Measures 2" x 1.5" x 1.25" and weighs 2 oz.

2026

Petrified Coprolite Fossil Dinosaur Feces 100 Million Years Old

Cowboy Joe's Antiques

Leaf Fossil Plate: Leaf fossil plate from Tulsa, Oklahoma. Pennsylvanian Age. 4" x 6" x .25". 7 ounces.

Apr 26, 2026

Leaf Fossil Plate

Fossils & Gemstones of Houston

Est. $40-$60

Leaf Fossil Plate: Multiple leaf fossil plate from Florissant, Colorado. Eocene Age. 4.5" x 3.5" x .5". 5 ounces.

Apr 26, 2026

Leaf Fossil Plate

Fossils & Gemstones of Houston

Est. $100-$150

Trigonia Clam and Rudist Fossil from Austin: Trigonia clam and rudist fossil from White Rock Quarry in Austin, Texas. 4" x 4" x .5". 252 g.

Apr 26, 2026

Trigonia Clam and Rudist Fossil from Austin

Fossils & Gemstones of Houston

Est. $100-$150

Green River Fish Fossil: Fish fossil plate from the Green River in Wyoming. 3” x 4.25” x 1”. 14 oz.

Apr 26, 2026

Green River Fish Fossil

Fossils & Gemstones of Houston

Est. $100-$150

Green River Fish Fossil: Fish fossil plate with an additional impression from the Green River in Wyoming. 4” x 8” x 1.25”. 1 pound.

Apr 26, 2026

Green River Fish Fossil

Fossils & Gemstones of Houston

Est. $100-$150

Green River Fish Fossil: Fish fossil plate from the Green River in Wyoming. 4” x 7” x 1”. 1 pound.

Apr 26, 2026

Green River Fish Fossil

Fossils & Gemstones of Houston

Est. $100-$150

Green River Fish Fossil: Fish fossil plate from the Green River in Wyoming. 2.75” x 3.75” x .75”. 8 oz.

Apr 26, 2026

Green River Fish Fossil

Fossils & Gemstones of Houston

Est. $60-$80

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American Auctions

THOMAS WILMER DEWING (1851-1938) Figures with Blossoms 64 3/4 x 23 3/4 in. (169.6 x 60.3 cm.), e...

EDWARD HENRY POTTHAST (1857-1927) Children at Play, Brighton Beach 24 1/8 x 30 1/4 in. (61.3 x 7...

ROBERT SPENCER (1879-1931) A River Town 30 x 36 in. (76.2 x 91.4 cm.) (Painted circa 1920.)

American Art

Starts on:

New York, NY, US

6 days Left

Josef Rau Laterndluhr Long-Duration Vienna Regulator Clock

A Rare French Gilt Bronze Gravity Ball Waterwheel Industrial Clock

Patek Philippe 18K Gold Calatrava Wristwatch, Reference 3919, Circa 1996

American & European Timepieces

Fontaine's Auction Gallery

Starts on:

Pittsfield, MA, US

Rick Martinez Navajo Sterling Silver (.925) & Turquoise Cuff

Frank Yazzie Navajo Sterling Silver (.925) & Coral Squash Blossom

Vintage Henry Dunay 18k Yellow Gold & Diamond Ring

Native American & Western Silver Jewelry

Estate Sale Warehouse

Starts on:

Oceanside, CA, US

American Fossils

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