Nautiloids
nautiloids — pre-owned
Browse 87 nautiloids — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Large Polished Orthoceras Fossil Plate Black Limestone Morocco Multiple Fossils
The product is a large polished orthoceras fossil plate made of black limestone from Morocco. This plate features multiple orthoceras fossils, which are extinct mollusks closely related to the modern nautilus. The fossils are beautifully polished, showcasing their intricate details and ancient history. This unique piece would make a valuable addition to any collection of rocks, fossils, and minerals, particularly for those interested in mollusk fossils and unique geological formations from Morocco.

Orthoceras Fossil Black Marble with Box and Information Card
Orthoceras Fossil Black Marble with Box and Information Card

Polished Nautiloid Fossil Slab with Multiple Specimens in Matrix
Polished Nautiloid Fossil Slab with Multiple Specimens in Matrix

x3 Collection Large Orthoceras Fossil Plate Specimens with Polished Spears
x3 Collection Large Orthoceras Fossil Plate Specimens with Polished Spears. Excellent Condition. The Tallest Measures 10 1/4"

Orthoceras Fossil Picture Frame - Morocco
Locality: Morocco, Likely Anti-Atlas Mountains.
You save $18.00

10"× 6" Orthoceras on Rock Single Dinosaur Squid Fossil Mineral Stone - Morocco
The product is a 10"× 6" Orthoceras on Rock Single Dinosaur Squid Fossil Mineral Stone from Morocco. This unique fossil features a beautifully preserved Orthoceras, a type of ancient squid, indicating its size and significance in the prehistoric world.
You save $6.00

Orthoceras Polished Devonian Fossils Nautiloids 16.5” X 10” X 2.5”
The Orthoceras Plate Polished Devonian Fossils are a unique collectible item featuring the ancient remains of nautiloids from the Devonian period. This beautifully polished fossil plate showcases the intricate designs and patterns of these extinct mollusks, making it a fascinating addition to any rock, fossil, or mineral collection.

Antique Polished Nautiloid Fossil Plate with Multiple Specimens. Preowned.
Doesn't preowned sound so much better than used?! I don't know where this is from, or how old it actually is; but it's doesn't really matter does it?! For sure it's as antique as it gets! Will always consider offers. Please see photos, thank you.

Orthoceras Fossil Picture Frame - Morocco
Locality: Morocco, Likely Anti-Atlas Mountains.
You save $18.00

3 Nautiloid Fossilized ORTHOCERAS Polished Morocco 350MYA Devonian
3 assorted fossilized orthoceras. Polished and vary in length from 1.5-3". The photo represents what they are but not the exact ones you will receive. Very nice pieces for your collection.

Vintage Chambered Nautilus Fossil As Found About 5" Across
Chamber nautilus fossil. I also have dogs. I will however, try to let you know if there is to be a delay. FREE scheduling, supersized images.

Polished Orthoceras Fossil 4.6” 6.7oz Black Limestone Devonian Cephalopod
As shown. (002)

Nice Orthoceras Plate 4.5” X5.1/4” Polished Devonian Fossils 1lb 2.5 Oz (a85
Ready for use.

Rough Rock Orthoceras Squid Fossil Nice Detail 400 Million Years Ago
Rough Rock Orthoceras Squid Fossil. Nice Detail. 400 Million Years Ago. It's in great preowned condition.

Cephalopod fossil, Spiroceras sanbartolomense: Bolivia devonian ammonite fossil
Period: devonian ( ≈ 419 to 359 MYA). Condition: no restoration and no repaired.

Madagascar Ammonite Fossil Nautilus
The Madagascar Ammonite Fossil Nautilus is a unique collectible piece that showcases the beauty of a prehistoric marine mollusk known as a nautiloid. It serves as a fascinating reminder of the diverse marine life that once inhabited the Earth's oceans.

Orthoceras Polished Fossil Plate 10+
Orthoceras fossils are the preserved remains of an extinct genus of straight-shelled marine cephalopods that lived during the Ordovician and Silurian periods, around 485 to 443. million years ago.

Polished Orthoceras Fossil Small
Polished Orthoceras Fossil Small *Quarter just for size reference*

Ammonite - Polished Fossil
See pictures for condition.

Large Orthoceras Squid Fossil Stone Slab 13"x9" Almost 8 lbs

Polished Orthoceras Fossil
Polished Orthoceras Fossil *Quarter just for size reference*

Ammonite - Polished Fossil Of Dovonian Period Goniatite Lot Of 2
See photos for measurements

Nautiloid Fossil, Mollusk Cephalopod, Michelinoceras, Bolivia Devonian Fossils
Geological period: Devonian (416 to 359,2 MYA). Origin: Patacamaya, La Paz, Bolivia.

Polished 10” Large Ammonite Fossil Seashell Ikebana Vase Table Decor

Authentic Stone Dinosaur Fossil Whole Ammonite GONIATITE Artifact Collection
Wow very neat original antique fossil in great condition polished was is the collection of Robert Thomson who traveled the world collecting artifacts for many many years the piece measures approximately 2 3/4” long by 1 3/4” wide and weighs 79 grams only one very rare so act now.

Cephalopod Fossil from Bolivia Devonian Belen formation Cyrtoceras sicasicaense
Fossil Cephalopod Cyrtoceras sicasicaense Bolivia. Species: Cyrtoceras sicasicaense, Kozlowski 1923. This hard to collect curled Cephalopod fossil is fossilized as positive. The Cephalopod fossil is without restoration.

Polished Nautiloid Fossil Specimen Elongated Segmented Structure Visible Shells
This polished Nautiloid fossil specimen features an elongated segmented structure with visible shells, making it a unique and visually appealing collectible item. The intricate details of the fossilized mollusk offer a glimpse into ancient marine life, making it a valuable piece for collectors and enthusiasts of rocks, fossils, and minerals. Perfect for display or for adding to a collection, this specimen is sure to be a conversation starter due to its distinct beauty and historical significance.

Nautiloid fossil: Cyrtoceras sicasicaense - Bolivia devonian cephalopod fossil
Nautiloid fossil Cyrtoceras sicasicaense from devonian of Bolivia. Species: Cyrtoceras sicasicaense, Kozlowski 1923. Discover the wonders of the ancient world with this exquisite nautiloid cephalopod fossil from the Devonian period of Bolivia.

FOSSIL MARBLE BOOKENDS PAIR AMMONITES Morocco Vintage Rough Polished
A beautiful pair of fossil bookends from an estate with a lot of wonderful collectibles.

Ancient Orthoceras Fossil Slab 400 Mln Yrs 13”x 7 "X 3" 2570g Crystal Rock
This fossil is very very fine. It is millions of years old. I was told it it's from maraca. I am only selling because I need the money. a I rounded out the measurements because they were at 3/4 s. Please ask for any questions or more pictures. $200 obo Thank you and have a good day Make offer

Cephalopod Fossil Bolivia Devonian Belen formation Michelinoceras steinmanni
This Cephalopod fossil is fossilized into a nodule that has been split in two parts: positive and negative. Cephalopod fossil is no repaired and without restoration, showing natural textures and colors.

Nautiloid Fossil, Mollusk Cephalopod siphuncle, Michelinoceras, Bolivia Devonian
This is a concretion bearing an internal mold which shows the shape of siphuncle, the convexity of the walls and the thickness of them. Period: Devonian (416 to 359,2 MYA). Locality: Patacamaya, La Paz, Bolivia.

Authentic Orthoceras Fossil Plate – Polished – Devonian Period Tear Drop
This Authentic Orthoceras Fossil Plate is a unique and ancient piece from the Devonian Period. The polished surface of the plate highlights the intricate details of the Orthoceras fossils, creating a stunning display for collectors and enthusiasts of rocks, fossils, and minerals. The tear drop shape adds a touch of elegance to this one-of-a-kind collectible, making it a valuable addition to any collection of mollusks or nautiloids.

Large Polished Orthoceras Fossil Specimen 400M Years Old Morocco Cephalopod
This large polished Orthoceras fossil specimen is approximately 400 million years old and was sourced from Morocco. It is a cephalopod fossil, making it a valuable addition to any collection. With its brand being Red Stone Fossils, this unique piece showcases the beauty and history of ancient marine life. Perfect for enthusiasts of rocks, fossils, and minerals, this specimen is a rare and intriguing piece that adds character and depth to any collection.

➤ 2-1/4" - NAUTILOID FOSSIL - Pendleton Quarry - Anderson Indiana VIDEO ➤140
LOCATION:- Pendleton QUARRY - ANDERSON INDIANA.

Large Polished Orthoceras Fossil Plate Black Limestone Morocco 4 1 /2"x2"
This product is a large polished orthoceras fossil plate from black limestone, originating from Morocco. The fossil plate measures approximately 4 1/2"x2" and showcases beautifully preserved orthoceras fossils, making it a unique and collectible piece for any rock, fossil, or mineral enthusiast. Orthoceras fossils, also known as "straight-shelled nautiloids," provide a glimpse into the prehistoric past and add a touch of historical essence to any collection.

Orthoceras Cephalopods Limestone Fossil Plate Polished Brown~ Morocco~NICE!
Actually still has card with information on back, apparently from place of purchase. This is a gorgeous polished brown Orthoceras cephalopod limestone fossil plate from Morocco. This collectible item showcases beautifully preserved fossils of ancient mollusks, specifically Nautiloids. The origin of the fossils in Morocco adds a unique and exotic touch to this piece, making it a desirable addition to any collection of rocks, fossils, and minerals. The polished finish adds a sleek and professional look to the fossil plate, creating a visually striking display for any enthusiast of paleontology or fossil collecting. Approximately 3 lbs.
You save $7.60

Orthoceras Fossil 12"x12" Slab Polished Fossil Orthoceras (Cephalopod) Plate
Orthoceras are an ancient mollusk that lived more than 400 million years ago. Size: 12"(30cm) × 12"(30cm).

Cephalopod Fossil - Orthoceras constrictum - Devonian - Bolivia - Nautiloid
Species: Orthoceras constrictum. Discover the wonders of the ancient world with this exquisite cephalopod shell from the Devonian era, found in the fossil-rich layers of Bolivia. Perfect for collections, education, or as a unique natural history display.

Ammonite Goniatite Fossil Sculpture Mounted, Large
This magnificent piece of ammonite goniatite is a true gem for any collector. Millions of years old, this large fossil is mounted on a stand for easy display. Its intricate details and unique design make it a fascinating addition to any collection. Sourced from Morocco, this ammonite goniatite is a rare find and a testament to the ancient beauty of the ocean.