Mollusks
mollusks — pre-owned
Browse 2,722 mollusks — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.
Ammonite Fossil Pair
Ammonite Fossil Ribbed Shell Fragment in Natural Stone Matrix
Consanguineous Orthoceras Fossil Pair | 370Ma Devonian Bookmatch Crystal Veining
Fossil Ammonite - Dactylioceras sp. Great Britain. Crystals
Texas Cretaceous Fossil Ammonite Rare Real 10.4LBS 10LBS 9x8x4 Great Definition
Cut and Polished AAA Cleoniceras AMMONITE Fossil Madagascar 78.5gr
Sterling Silver Ammonite Fossil Jewelry Set Adjustable Ring & Earrings Pierced
Sphenodiscus Lenticularis Ammonite Cretaceous Fox Hills Formation SD
Nice Prepped 11.5” Texas Cretaceous Fossil Ammonite! Eopachydiscus Marcianus
Cephalopod- 1 1/4"- Treptoceras duceri - Ordovician- Cincinnati, Ohio
Pelecypod-1 3/4"- Orovician- Cincinnati, Ohio- Ambonychia?
Rare PSILOCERAS IRIDESCENT AMMONITE Fossil .86 Inches Jurassic Dinosaur Era
Pyritized Ammonite Thumbnail Specimen Fossil Russia (laseal)
10 lbs Block of Polished Petrified Sea Life Fossil Devonian Orthoceras 9" x 12"
Polished Fossil Table, Seashells AMMONITES & ORTHOCERAS, 12.3 lbs
18" Wide Ammonite Wall Decor Plaster
Cephalopod- 1 3/4"- Treptoceras duceri- Ordovician- Cincinnati, Ohio
Polished Ammonite Fossil Cross Section Display Specimen w/ Stand
Vtg POLISHED ORTHOCERAS AMMONITE FOSSIL Carved Business/File Holder Rack
51 mm Goniatite Devonian Fossil Ammonite Morocco 2576
Mystery bag of random fossils from Virginia **Please Read!**
Vintage Opalized Ammonite Fossil with Blistered Mother of Peal & Glass Necklace
3.4" Red Flash Fire Ammonite Shell Fossilized Ammolite Spiral Specimen Madagascr
Larger! Cut and Polished AAA Cleoniceras AMMONITE Fossil Madagascar 106gr
854gr 125mm Mammites nodosites Ammonite Cretaceous Fossil Morocco
Nautilus Cephalopod Polished Fossil
Agatized Fossil Clams - Morocco - 1 Per Purchase
BIG IRIDESCENT! Split and Polished AAA Museum AMMONITE Fossil Madagascar 691gr
2 Ammolite Baculite Ammonite Fossil Iridescent, Opalized, rare gemstone
Ammolite Gem Fossil Ammonite Fragments Fr. Bear Paw Sea Formation Alberta Canada
SUPER RARE COMPLETE AMMOLITE AMMONITE Dinosaur Era Fossil Gem Shell 5.4 Inches
18# Large Rough Ammonite Fossil in Matrix Approx. 11 Inch Diameter Specimen
Oak Leaf Sutures Ammonite Cleoniceras Rich Yellow & Brown Fossil 100+ MY Old
BIG! Cut Split and Polished AAA Cleoniceras AMMONITE Fossil Madagascar 494gr
Big! Cut SPLIT and Polished AAA Cleoniceras AMMONITE Fossil Madagascar 303gr
Huge Ancient Well Preserved Fossil 7" Prehistoric Ammonite 5lb 5oz
901gr 125mm Mammites nodosites Ammonite Cretaceous Fossil Morocco
Orthoceras Silurian Fossil Black Polished Rock 2.5" x 4.75"!
Polished Ammonite Fossil Specimen Nautilus Shell Display Piece 7.75” W, 3.58 lbs
Large AMMONITE Pendant Framed in Sterling Silver 1.25” x 1.5” Fossil 18 Grams