Zonder merk - Diorama Natural History - Keichousaurus

Curated Natural History Collection – Keichousaurus, Megalodon, Mammoth Tooth, Fossil Fish & Black Gorgonian – 5 Specimens Five exceptional natural history objects that together bridge nearly a quarter of a billion years of history – from the Triassic seas of Keichousaurus to the world of Megalodon and the Ice Age mammoths. This carefully assembled collection combines four fossil specimens with a sculptural natural black gorgonian. A dark rock matrix, fossil bone, mineralized tooth structures and organic marine forms collectively create a powerful and versatile Cabinet of Natural History / Wunderkammer. Keichousaurus and Megalodon tooth form the two main showpieces, complemented by a juvenile mammoth tooth, a finely conserved fossil fish and an elegant black gorgonian. 1. Keichousaurus – Triassic marine reptile One of the absolute highlights of the collection: a fossil plate attributed to Keichousaurus, a small marine reptile that lived in the warm, shallow seas of what is now southern China about 240 million years ago. Visible skeleton: ~18 cm Matrix: ~23.5 × 16 × 1 cm The elongated neck, spinal column, rib cage, limbs and tail are beautifully recognizable. The light skeleton forms a strong graphic contrast with the dark matrix. Keichousaurus belonged to the pachypleurosaurs: early, slender sea reptiles that lived tens of millions of years before famous dinosaurs like Tyrannosaurus rex. An impressive fossil and a tangible window into a marine world from nearly a quarter of a billion years ago. 2. Otodus megalodon – Cooper River, South Carolina, USA An imposing fossil tooth of Otodus megalodon, one of the largest marine predators to have ruled the world’s oceans. Dimensions: ~9 × 7.6 × 1.5 cm The specimen features a strong triangular crown, a broad dark mineralized root, and still clearly recognizable fine serrations along the cutting edges. The natural mineralization, growth lines and color variations give the tooth a pronounced character. The Cooper River is internationally known as a classic site for fossil shark teeth. An iconic fossil of one of the most powerful predators in ocean history. 3. Juvenile mammoth tooth – probably lower dp4 A particularly notable fossil dental element from a young mammoth, whose anatomical features fit well with a lower dp4 baby tooth. Dimensions: ~10 × 4.2 × 4.5 cm The characteristic successive laminations of enamel, dentine and cement are beautifully visible and form the strongest visual feature of the specimen. The size and developmental stage correspond to a juvenile animal. If the determination as dp4 is correct, the fossil likely represents a young mammoth of about 4–7 years old. The warm brown-orange mineralization and natural deposits give the tooth a powerful, authentic fossil appearance. Visible age markings, fractures and possible local consolidation are present; these are shown in the photos and belong to the current condition. A characterful mammoth fossil in which the elegant lamellar structure beautifully reveals the complex anatomy of the dentition. 4. Fossil fish on limestone matrix An elegant fossil ray-finned fish, finely conserved on a light sedimentary rock slab. Matrix: ~13.3 × 7 × 1 cm The vertebral column, individual ribs, delicate fin rays and tail fin are clearly recognizable. The warm gold to reddish-brown fossil structures contrast nicely with the cream-beige matrix. It is precisely the conservation of such delicate anatomical details that gives this compact fossil its refined appearance. The preservation method evokes well-known fine-grained fossil deposits in which fish of the genus Knightia occur. Without an additional original provenance, the exact species is intentionally not definitively assigned. An elegant natural snapshot of a fish from a water world that disappeared millions of years ago. 5. Natural black gorgonian – Black Gorgonian Sea Fan A lovely natural black gorgonian / sea fan with a graceful and strongly branched organic structure. The dark, almost tree-like form provides height and depth and creates a striking contrast with the fossil specimens. Within the presentation, the gorgonian mainly enhances the marine character of Keichousaurus and Megalodon and visually links the different materials and forms into one cohesive ensemble. The exact species is intentionally not specified without further determination. A natural sculpture from the underwater world that visually unites the entire collection. Five objects – five chapters of natural history Keichousaurus • Otodus megalodon • juvenile mammoth tooth • fossil fish • natural black gorgonian From a 240-million-year-old Triassic marine reptile and a finely conserved fossil fish to a juvenile mammoth from the Ice Age and a tooth of the legendary Megalodon. The stark contrast between dark matrix, fossil bone, mineralized tooth material, light limestone and the organic branching of the black gorgonian gives this collection a distinctive visual character. The result is not a random assortment of loose objects, but a carefully composed Natural History Ensemble with the look of a contemporary Wunderkammer / Cabinet of Curiosities. Especially appealing to lovers of: fossils • paleontology • naturalia • Wunderkammer • Cabinet of Curiosities • natural history interiors The fossil specimens may show natural age-related marks, preparation traces and localized restoration, consolidation or stabilization. The extensive photos thus form an important part of the condition description. The complete diorama, including the glass vitrine, base plate and the five natural history objects, is supplied as pictured. Five distinctive objects. Five extraordinary stories. From the Triassic seas to the Ice Age and the age of Megalodon – five remarkable natural-history objects brought together as one visually striking collector’s ensemble.

Estimate:$1,066.01

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