3 1/8" Bifacial Oldowan Chopper 1.2 Million Years BP

3 1/8" Bifacial Oldowan Chopper 1.2 Million Years BP found at Sesriem in Nambia, Africa. Not sure how they got a date on this rock. Just looks like a rock that wouldn't work someone tossed down. Guara

Carboniferous Period, 359-259 million years B.P. A group of two bifacial white Pecopteris sp. fern specimens. 789 grams total, 18.5 cm (7 1/3 in.). St. Clair, Pennsylvania, USA. Acquired 1980s. Pradi

Triassic Period, 250-200 million years BP. A free-standing section of fossilised wood with one polished face. 1.3 kg, 12.5cm (5"). From an old Bristol paleontological collection, acquired 1950s-1960s;

Eocene Period, 55-33 million years B.P. A rare, unidentified agatized Dicotaledon sp. fossil fruit specimen; held in a white card collector's tray. 12.3 grams, 32 mm (1 1/4 in.). From the Western Saha

Jurassic Period, circa 199-145 million years B.P. A rectangular matrix with three Promicroceras planicosta fossil ammonites, with another visible to the reverse. 492 grams, 12.3 cm (4 5/8 in.). From a

Triassic Period, 250-200 million years B.P. A complete fossil Keichousaurus hui in a rectangular matrix. 2.8 kg, 31.4 cm (12 1/3 in.). Xingyi, Guizhou, China. Acquired 1950s-1960s. Bristol paleontolog

Oligocene Period, circa 45 million years B.P.. Polished to highlight the insect inclusion. 0.43 grams, 18 mm (3/4 in.). Property of the vendor's father, thence by descent.From the private collection o

Oligocene Age, circa 45 million years B.P.. Comprising seven pieces, all containing flies together with other inclusions. 2.31 grams total, 10-18 mm (3/8 - 3/4 in.). Collected 1930-1960. From the coll

Cretaceous Period, circa 90 million years B.P. A freestanding fossil ammonite display piece. 3.8 kg, 18.5 cm (7 1/4 in.). From Agadir, Morocco, North Africa. From a Cambridgeshire, UK, collection. [No

Oligocene-Miocene Period, circa 45 million years B.P. A piece of Baltic amber containing insects together with other inclusions; held in a clear plastic tray. 3 grams, 23 mm (12 grams total, 40 x 40 m

Oligocene Period, circa 45 million years B.P. A piece of Baltic amber containing insects together with other inclusions; held in a clear plastic tray. 3 grams, 28 mm (12 grams total, 40 x 40 mm includ

Silurian Period, 443-416 million years B.P. A large matrix displaying fossil crinoids with good detailing. 3.87 kg, 32 cm (12 5/8 in.). From a Lincolnshire, UK, collection. [No Reserve]

Late Pliocene-early Pleistocene Period, 2.9-1.5 million years BP. A rare example of a sea-snail (whelk) shell formed with a left-hand bias, known as Neptunea contraria. 18.22 grams, 76mm (3"). From Wa

Ordovician Period, 485-444 million years B.P. A group of three irregular matrices, each containing a fossil star fish specimen. 340 grams total, 7-12.5 cm (2 3/4 - 4 7/8 in.). From Morocco, North Afri

Devonian Period, 417-354 million years B.P. A pair of polished fossil book ends, each trapezoidal and displaying a raised Orthoceras sp. fossil. 2 kg total, 12 cm high each (4 3/4 in.). From Morocco,

Devonian Period, circa 417-354 million years B.P.. Each polished and cut from a single block containing multiple Orthoceras sp. and other fossil specimens. 1.95 kg total, 12.2 cm high (4 3/4 in.). Fro

Carboniferous Period, circa 345-280 million years B.P. Comprising four bifacial matrices with Pecopteris sp. ferns. 160 grams total, 7.5-10.5 cm (3 - 4 1/8 in.). From a Cambridgeshire, UK, collection.

Eocene Period, circa 56-33 million years B.P. On a rectangular matrix, showing good detail. 1.12 kg, 17.2 cm (6 3/4 in.). From a Lincolnshire, UK, collection. Property of a Cambridgeshire, UK, gentlem

Jurassic Period, circa 190 million years B.P. An amorphous matrix displaying fossil Dactylioceras spp. ammonites to both faces, together with bivalves. 521 grams, 13.7 cm (5 3/8 in.). From North Yorks

Palaeolithic, 1.9 million - 70,000 years BP. A large bifacial quartzite piriform hand-axe showing wind-erosion to the surfaces. 2.1 kg, 25cm (9 3/4") Property of a European collector; formerly from th

Eocene-Miocene Period, 58-5.3 million years B.P. The remains of a fossil crab in a sedimentary matrix. 1.02 kg, 15.2 cm wide (6 in.). From a Lincolnshire, UK, collection.

Neogene Period, circa 15-12 million years B.P.. A well preserved and prepared complete Tumidocarcinus giganteus from a classic fossil location; witha handwritten provenance label to verso. 926 grams,

Miocene Period, 23-5.3 million years B.P. An Archaeogeryon peruvianus fossil crab on a matrix. 677 grams, 17.5 cm (6 3/4 in.). Santa Cruz beds of Argentina. Lincolnshire collection.

Miocene Period, 23-5.3 million years BP. A free-standing Pecten plaque from Southern France. 2831 grams, 24.5cm (9 1/2"). From an old Oxford collection.