タナトセノーシス - 動物化石 - Cleoniceras sp. & others - 21 cm - 18 cm
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Hematite-fossilized ammonite assemblage from Madagascar, dating to the Lower Cretaceous, comprising Cleoniceras sp. and others in a Thanatocenosis with a natural condition, original authenticity, dimensions 14.5 cm depth, 21 cm height, 18 cm width and a total weight of 3.765 kg.
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Description from the seller
exceptional Hematite-Fossilized Ammonite Assemblage (Thanatocenosis) – Cretaceous
This extraordinary Cretaceous ammonite assemblage represents a rare natural thanatocenosis, preserving multiple ammonites within their original matrix. The composition is dynamic and organic, with overlapping shells of varying sizes naturally accumulated in an ancient marine environment.
The ammonites are fossilized in hematite, giving them their characteristic deep black coloration with a metallic sheen. This mineralization enhances both the visual impact and the state of preservation. On the largest specimen, a very well-visible trace of pyrite is present, adding a striking golden contrast against the dark hematitic surface.
Several specimens clearly show growth lines and well-defined sutures, testifying to the quality of preservation and offering valuable paleontological detail. The combination of polished surfaces and areas retaining natural matrix creates a compelling contrast between refinement and authenticity.
The preparation has been carefully executed to reveal the forms without compromising the integrity of the piece. The balance between exposed fossil surfaces and surrounding matrix preserves the geological context while emphasizing the sculptural presence of the assemblage.
The result is a specimen of strong visual and scientific appeal — equally suitable for a serious fossil collection, museum-level display, or as a dramatic natural sculpture in a refined interior setting.
A remarkable and powerful composition combining rarity, aesthetic impact, and paleontological significance.
Seller's Story
Shipping Restrictions and Right to Cancel the Sale
We reserve the right to cancel a sale if the purchased item cannot be legally exported, imported, or shipped to the destination country. This includes, but is not limited to, items subject to regulatory restrictions (such as materials protected under CITES), customs limitations, local prohibitions, or logistical constraints related to the weight, size, or nature of the parcel when carriers do not accept shipments to specific geographic areas.
It is the buyer’s responsibility to verify any applicable restrictions in their country before placing a bid. Should shipping prove impossible for legal or operational reasons beyond our control, the order will be cancelled and any payment made will be refunded in accordance with the platform’s procedures.
About Latiaxis S.r.l.
Latiaxis was founded in Italy by Bruno Briano and family, combining over 40 years of passion and expertise in natural and ethnographic science collections. The diverse offerings include decorative shells, natural stones, museum-grade fossils, taxidermy, and tropical corals to serve a wide audience, from museums and private collectors to enthusiasts and interior designers.
Our services extend beyond sales, providing consulting, evaluation, and tailored delivery, all while adhering to international trade laws for endangered species. We are fully licensed and authorized to source and offer all the specimens in our collection and for protected species, we strictly comply with the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES). CITES is an international agreement between governments, designed to ensure that trade in specimens of wild animals and plants does not threaten their survival. By adhering to these stringent regulations, especially within European countries, we demonstrate our commitment to sustainability and ethical practices, ensuring the responsible sourcing and sale of all items. This dedication provides our clients with the assurance that they are acquiring specimens through legal, environmentally conscious, and trustworthy channels.
exceptional Hematite-Fossilized Ammonite Assemblage (Thanatocenosis) – Cretaceous
This extraordinary Cretaceous ammonite assemblage represents a rare natural thanatocenosis, preserving multiple ammonites within their original matrix. The composition is dynamic and organic, with overlapping shells of varying sizes naturally accumulated in an ancient marine environment.
The ammonites are fossilized in hematite, giving them their characteristic deep black coloration with a metallic sheen. This mineralization enhances both the visual impact and the state of preservation. On the largest specimen, a very well-visible trace of pyrite is present, adding a striking golden contrast against the dark hematitic surface.
Several specimens clearly show growth lines and well-defined sutures, testifying to the quality of preservation and offering valuable paleontological detail. The combination of polished surfaces and areas retaining natural matrix creates a compelling contrast between refinement and authenticity.
The preparation has been carefully executed to reveal the forms without compromising the integrity of the piece. The balance between exposed fossil surfaces and surrounding matrix preserves the geological context while emphasizing the sculptural presence of the assemblage.
The result is a specimen of strong visual and scientific appeal — equally suitable for a serious fossil collection, museum-level display, or as a dramatic natural sculpture in a refined interior setting.
A remarkable and powerful composition combining rarity, aesthetic impact, and paleontological significance.
Seller's Story
Shipping Restrictions and Right to Cancel the Sale
We reserve the right to cancel a sale if the purchased item cannot be legally exported, imported, or shipped to the destination country. This includes, but is not limited to, items subject to regulatory restrictions (such as materials protected under CITES), customs limitations, local prohibitions, or logistical constraints related to the weight, size, or nature of the parcel when carriers do not accept shipments to specific geographic areas.
It is the buyer’s responsibility to verify any applicable restrictions in their country before placing a bid. Should shipping prove impossible for legal or operational reasons beyond our control, the order will be cancelled and any payment made will be refunded in accordance with the platform’s procedures.
About Latiaxis S.r.l.
Latiaxis was founded in Italy by Bruno Briano and family, combining over 40 years of passion and expertise in natural and ethnographic science collections. The diverse offerings include decorative shells, natural stones, museum-grade fossils, taxidermy, and tropical corals to serve a wide audience, from museums and private collectors to enthusiasts and interior designers.
Our services extend beyond sales, providing consulting, evaluation, and tailored delivery, all while adhering to international trade laws for endangered species. We are fully licensed and authorized to source and offer all the specimens in our collection and for protected species, we strictly comply with the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES). CITES is an international agreement between governments, designed to ensure that trade in specimens of wild animals and plants does not threaten their survival. By adhering to these stringent regulations, especially within European countries, we demonstrate our commitment to sustainability and ethical practices, ensuring the responsible sourcing and sale of all items. This dedication provides our clients with the assurance that they are acquiring specimens through legal, environmentally conscious, and trustworthy channels.
Details
標本
Tanatocenosis
学名
Cleoniceras sp. & others
原産国
Madagascar
地質年代
Cretaceous, Lower (145 - 100.5 million years)
コンディション
Natural
重量
3.77 kg
高さ
21 cm
幅
18 cm
奥行き
14.5 cm
Authenticity
Original/official
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