Natural History - Megalodon Giant Shark's Tooth

A large calcite crystal specimen with cortex. 22 kg, 44cm (17 1/4"). From the former stock of Gregory, Bottley & Lloyd (established 1858); recently reviewed by Dr. Ronald Bonewitz.

Pleistocene Period, 2.6 million years-11,700 years BP. A fossil bivalve from the Tamiami Formation, Venice, Florida, USA. 989 grams, 15cm (6"). From an old Bristol palaeontological collection, acquire

A massive cut and polished agate slice showing bands of blue and brown colour to the border, honeycomb quartz crystals to the centre. From the historic ‘Victorian Museum’ or later collection of Gr

Polished Fossil Shark Tooth: Megalodon Miocene 10 M.Y.O. South Carolina 5.3"

Otodus Megalodon Miocene 10 M.Y.O. South Carolina 4.55"

Fossil Shark Tooth: Megalodon South Carolina 3"

Eocene Period, 56-33 million years B.P. Comprising four Otodus obliquus vertebrae. 387 grams total, 75-87 mm (3 - 3 3/8 in.). From a Cambridgeshire, UK, collection.[4, No Reserve]

Upper Palaeocene, Thanetian Stage, circa 56 million years B.P.. From Otodus obliquus Agassiz 1843 (mackerel shark). 234 grams, 79 mm (3 1/8 in.). From the Ouled Abdoun Basin Formation (Phosphate beds)

Fossil Shark Tooth: Megalodon Amazing Color Florida 2.45"

Fossil Shark Tooth: Otodus Megalodon South Carolina 4.4"

An authentic natural tridacna gigas giant clam shell, originating in the South Pacific. A striking natural history artifact with four well defined scalloped edges. Dimensions: 8 X 22 X 12 in. Conditio

A genuine natural tridacna gigas giant clam shell, originating in the South Seas. A striking specimen of natural history with deep set scalloped edges. Acquired from a Palm Beach estate. Dimensions: 8

An extraordinary South Seas gigantic clam shell specimen, scientifically known as Tridacna gigas. This impressive natural history artifact stands out with its deep-set scalloped edges, a hallmark of i

An extraordinary South Seas gigantic clam shell specimen, scientifically known as Tridacna gigas. This impressive natural history artifact stands out with its deep-set scalloped edges, a hallmark of i

USA, Early 20th Century photographic print 10” x 8” Press photograph of a giant Manta Ray, American Museum of Natural History. Rubber stamp on verso [Please credit American Museum of Natur

Original hand colored steel engraving from Rees Natural History published in 1812. Dimensions: 10 1/2" x 8 1/2" No Reserve Auction: This is a no reserve auction, which means there is no minimum price

Wood Engraving Published C1840 by the SPCK, London for "Thirty Plates Illustrative of Natural History" Descriptive text below image. Reverse side blank. Paper Size: 13.5 x 10.5 inch (34 x 27cm) Good C

Hand Colored Lithographs Published 1862 by Edmonston & Douglas, Edinburgh for "The Instructive Picture Book, or a Few Lessons from the Natural History of Animal" by Adam White. Paper Size: 12.5 x 8 in

Hand Colored Lithographs Published 1859 by Edmonston & Douglas, Edinburgh for "The Instructive Picture Book, or a Few Lessons from the Natural History of Animal" by Adam White. Paper Size: 12.5 x 8 in

Hand Colored Copper Plates Published 1821, London for "Buffon's Natural History Abridged" by The Comte de Buffon & Rev. W. Hutton. Paper Size: 8 x 5 inch (21 x 13cm) A little margin staining and very

Hand Colored Copper Plates Published 1821, London for "Buffon's Natural History Abridged" by The Comte de Buffon & Rev. W. Hutton. Paper Size: 8 x 5 inch (21 x 13cm) A little margin staining and very

Hand Colored Lithographs Published 1859 by Edmonston & Douglas, Edinburgh for "The Instructive Picture Book, or a Few Lessons from the Natural History of Animal" by Adam White. Paper Size: 12.5 x 8 in

Chromolithographs Published 1893-96, London for "The Royal Natural History" by Richard Lydekker. Illustrated by Smit, Keulemans, Wolf and others. Paper Size: 10 x 6.5 inch (25 x 16.5cm) A few with mar

Chromolithographs Published 1894-95, London for "The Royal Natural History" by Richard Lydekker. Illustrated by Smit, Keulemans, Wolf and others. Paper Size: 10 x 6.5 inch (25 x 16.5cm) Good Condition