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Silicified fossils in natural limestone matrix

Description

Title: Silicified fossils in natural limestone matrix

Origin: France

Size: 9.6 x 5.5 x 4.6 cm (fossils + matrix)

Description: Species: Cardioceras sp., Cerithium sp., Thurmanella thurmani, Polydiadema superba and bivalves.
Age: Jurassic, Oxfordian
Locality: Alsace, France

Measurements: 9.6 x 5.5 x 4.6 cm (fossils + matrix)
Weight: 196 g (box included)

Nicely detailed and colored mollusks freed from their natural limestone matrix.
Three superb Polydiadema echinoids are present.
The block contains 8 ammonites.

A few fragile specimens were glued.
Shipped with box.

Reserve: $120.00

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Location: This item ships from France.

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Silicified fossils in natural limestone matrix

Lot 0038

Estimate $150-$200

Mar 25, 2026, 6:37 PM EDT

Starting Price

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$60

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Fossilized Ammonites, Trilobites, and More!

Mar 18, 2026 12:00 PM EDT

New York, NY, United States

Fine trilobite - Hollardops mesocristata: Title: Fine trilobite - Hollardops mesocristataOrigin: MoroccoSize: 5.6 cm long trilobiteDescription: Species: Hollardops mesocristata Age: Devonian Locality: Morocco Measurements: 5.6 cm long

Fine trilobite - Hollardops mesocristata

Fine coelacanth fish Whiteia woodwardi: Title: Fine coelacanth fish Whiteia woodwardiOrigin: MadagascarSize: c. 13.7 cm longDescription: Species: Whiteia woodwardi Age: lower Triassic Locality: Madagascar Measurements: c. 13.7 cm long

Fine coelacanth fish Whiteia woodwardi

Superb 9.2 cm tooth of a theropod dinosaur Spinosaurus aegyptiacus: Title: Superb 9.2 cm tooth of a theropod dinosaur Spinosaurus aegyptiacusOrigin: MoroccoSize: 9.2 cm longDescription: Species: Spinosaurus aegyptiacus Age: Cretaceous, Cenomanian Locality: Kem Kem,

Superb 9.2 cm tooth of a theropod dinosaur Spinosaurus aegyptiacus

Fine gastropod - Eopsephaea muricina: Title: Fine gastropod - Eopsephaea muricinaOrigin: FranceSize: c. 6.4 cm long gastropodDescription: Species: Eopsephaea muricina Age: Eocene, Lutetian Locality: Marne, France Measurements: c. 6.4 cm

Fine gastropod - Eopsephaea muricina

Magnificent 36.5 cm ammonite - Prososphinctes sp.: Title: Magnificent 36.5 cm ammonite - Prososphinctes sp.Origin: MadagascarSize: 36.5 cm diameterDescription: Species: Prososphinctes sp. Age: Jurassic, Oxfordian Locality: Sakaraha, Madagascar

Magnificent 36.5 cm ammonite - Prososphinctes sp.

Rare trilobite Belenopyge sp.: Title: Rare trilobite Belenopyge sp.Origin: MoroccoSize: 22 mm long trilobiteDescription: Species: Belenopyge sp. (undescribed species) Age: Devonian Locality: Morocco Measurements: 2.2 cm long

Rare trilobite Belenopyge sp.

Featured

Superb "fossil graveyard" with a Campanile giganteum: Title: Superb "fossil graveyard" with a Campanile giganteum Origin: France Size: c. 44 cm long gastropod Description: Species: Campanile giganteum and other species Age: Eocene, Lutetian Locality: Mar

Superb "fossil graveyard" with a Campanile giganteum

Rare trilobite Kettneraspis dickinsoni: Title: Rare trilobite Kettneraspis dickinsoniOrigin: MoroccoSize: c. 3.1 cm long trilobiteDescription: Species: Kettneraspis dickinsoni Age: Devonian Locality: Morocco Measurements: c. 3.1 cm long

Rare trilobite Kettneraspis dickinsoni

Beautiful 6.5 cm dinosaur tooth - Carcharodontosaurus saharicus: Title: Beautiful 6.5 cm dinosaur tooth - Carcharodontosaurus saharicusOrigin: MoroccoSize: 6.5 cm longDescription: Species: Carcharodontosaurus saharicus Age: Cretaceous, Cenomanian Locality: near

Beautiful 6.5 cm dinosaur tooth - Carcharodontosaurus saharicus

Silicified fossils in natural limestone matrix: Title: Silicified fossils in natural limestone matrixOrigin: FranceSize: 5 x 5 x 4 cm (fossils + matrix)Description: Species: diverse molluscan species. Age: Jurassic, Oxfordian Locality: Alsace,

Silicified fossils in natural limestone matrix

38 cm Ammonite Euaspidoceras with superb suture patterns: Title: 38 cm Ammonite Euaspidoceras with superb suture patternsOrigin: MadagascarSize: c. 38 cm diameterDescription: Species: Euaspidoceras sp. Age: Jurassic, Oxfordian Locality: Sakaraha, Madagascar

38 cm Ammonite Euaspidoceras with superb suture patterns

20 cm spiny ammonite Mammites nodosoides: Title: 20 cm spiny ammonite Mammites nodosoidesOrigin: MoroccoSize: 20 cm diameterDescription: Species: Mammites nodosoides Age: Cretaceous, Turonian Locality: Asfla, Morocco Measurements: 20 cm

20 cm spiny ammonite Mammites nodosoides

Large polished nacreous Ammonite - Douvilleiceras mammillatum: Title: Large polished nacreous Ammonite - Douvilleiceras mammillatumOrigin: MadagascarSize: c. 28 cm diameterDescription: Species: Douvilleiceras sp. Age: Albian, Cretaceous Locality: Mahajanga,

Large polished nacreous Ammonite - Douvilleiceras mammillatum

Beautiful spiny trilobite - Dicranurus monstrosus: Title: Beautiful spiny trilobite - Dicranurus monstrosusOrigin: MoroccoSize: 6.5 cm long trilobiteDescription: Species: Dicranurus monstrosus Age: Lower Devonian Locality: Morocco Measurements: 6.5

Beautiful spiny trilobite - Dicranurus monstrosus

Gorgeous trilobite combo - "flying" Crotalocephalina gr. gibbus and Phacopid: Title: Gorgeous trilobite combo - "flying" Crotalocephalina gr. gibbus and PhacopidOrigin: MoroccoSize: c. 8.9 cm long (Crotalocephalina)Description: Species: Cheirurus (Crotalocephalina) gr. gibbus

Gorgeous trilobite combo - "flying" Crotalocephalina gr. gibbus and Phacopid

29 cm Ammonite Kranaosphinctes sp.: Title: 29 cm Ammonite Kranaosphinctes sp.Origin: MadagascarSize: 29 cm diameterDescription: Species: Kranaosphinctes sp. Age: Jurassic, Oxfordian Locality: Sakaraha, Madagascar Measurements: c. 29

29 cm Ammonite Kranaosphinctes sp.

Fine fish fossil Parasemionotus labordei: Title: Fine fish fossil Parasemionotus labordeiOrigin: MadagascarSize: c. 12.1 cm longDescription: Species: Parasemionotus labordei Age: lower Triassic Locality: Madagascar Measurements: c. 12.1 cm

Fine fish fossil Parasemionotus labordei

24.5 cm ammonite Choffaticeras segne: Title: 24.5 cm ammonite Choffaticeras segneOrigin: MoroccoSize: 24.5 cm diameterDescription: Species: Choffaticeras segne Age: Cretaceous, Turonian Locality: Asfla, Morocco Measurements: 24.5 cm

24.5 cm ammonite Choffaticeras segne

Fine and rare trilobite Parvilichas marochii: Title: Fine and rare trilobite Parvilichas marochiiOrigin: MoroccoSize: 3.5 cm long (trilobite) - 8.5 x 8 cm (matrix)Description: Species: Parvilichas marochii Age: Lower Ordovician, Fezouata Shale

Fine and rare trilobite Parvilichas marochii

Large ammonite Macrocephalites: Title: Large ammonite MacrocephalitesOrigin: MadagascarSize: c. 27 cm diameterDescription: Species: Macrocephalites sp. Age: Jurassic Locality: Atsimo-Andrefana, Madagascar Measurements: c. 27 cm

Large ammonite Macrocephalites

Related Items

Featured

Superb "fossil graveyard" with a Campanile giganteum: Title: Superb "fossil graveyard" with a Campanile giganteum Origin: France Size: c. 44 cm long gastropod Description: Species: Campanile giganteum and other species Age: Eocene, Lutetian Locality: Mar

Superb "fossil graveyard" with a Campanile giganteum

Silicified fossils in natural limestone matrix: Title: Silicified fossils in natural limestone matrixOrigin: FranceSize: 5 x 5 x 4 cm (fossils + matrix)Description: Species: diverse molluscan species. Age: Jurassic, Oxfordian Locality: Alsace,

Silicified fossils in natural limestone matrix

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