Natural History - Giant Bivalve Fossil

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

Jurassic Period, circa 200-145 million years B.P. Comprising five bullet-shaped rostra of Belemnite cylindroteuthis. 495 grams total, 13.5-18 cm (5 1/4 - 7 1/8 in.). Found near Peterborough, Cambridge

Jurassic Period, circa 155 million years B.P. A Rastellum carinatum fossil bivalve. 121 grams, 66 mm (2 5/8 in.). From a Cambridgeshire, UK, collection. Property of a Cambridgeshire, UK, gentleman. Ra

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

Carboniferous-Cretaceous Period, 359-66 million years BP. A group of six fossils of different cllasses and periods, including four bivalves, a goniatite, and an ammonite, five in old white card trays

Permian Period, 285 million years BP. A complete preserved Mesosaurus brasiliensis skeleton in limestone; from the Irati-Formation, Parana Delta, Brazil. 4.4 kg, 48cm x 33cm (19 x 13"). From an old Br

Late Permian-Early Triassic Period, circa 252-250 million years B.P. In an irregular matrix. 12.2 kg, 43 cm (17 in.). From Madagascar. From a Cambridgeshire, UK, collection.This lot has been checked a

Devensian Period, 110,000-12,000 years B.P. Including the claws and bones, held together by an internal metal frame. 608 grams, 33 cm (13 in.). Ex Lincolnshire, UK, collection.

Cretaceous Period, 145-65 million years B.P. Possibly Pseudostacus hakeliensis, together with a fossil fish, possibly Rhinobatos sp., both showing some good detail. 4.5 kg, 41 cm (16 1/8 in.). From Le

Cretaceous Period, c.100 million years BP. A near complete fossil Barrasaurus marine 'dinosaur' skeleton in a matrix. 372 grams, 17.5cm (7"). From an East Anglia, UK, collection; from China.

Triassic Period, 250-200 million years BP. A complete fossil Keichousaurus hui marine 'dinosaur' skeleton on matrix. 1.5 kg, 27.3cm (10 3/4"). From a Lincoln palaeontological collection; acquired 1970

Late Cretaceous Period, circa 100-66 million years B.P.. A near complete Charonosaurus sp. hadrosaur egg, retaining the leathery surface, and possibly showing the internal remains at one corner. 1.73

Late Permian-early Triassic Period, circa 255 million years B.P.. Two rare Barasaurus besairiei skeletons on a matrix. 2 kg, 29.5 cm (11 5/8 in.). From Plateau de I'lsala, Madagascar.Acquired 1950s-19

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,

Ammonoidea coiled shell cephalopod, probably Devonian to late Cretaceous period. [9 1/4 x 12 1/2 x 3 3/4 inches].

Eocene Period, 58-36 million years BP. A fossil mud lobster Thalassina sp. crayfish fossil, from Australia. 137 grams, 15.2cm (6"). From an old Bristol palaeontological collection; acquired 1950s-1960

Jurassic Period, circa 200 million years B.P. Promicroceras planicosta with iron stained surface giving a beautiful contrast in colour, from the Lower Lias, Obtusum Zone. 42.53 grams, 67 mm (2 3/5 in.

Silurian/Devonian Period, 443-358 million years BP. A fossil Scyphocrinus elegans crinoid in matrix from Erfoud, Morocco. 2 kg, 27.5cm (11"). Property of a Lincolnshire, UK, gentleman; acquired on the

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.

Silurian/Devonian Period, 443-358 million years BP. A fossil Scyphocrinus elegans crinoid in matrix from Erfoud, Morocco. 1.9 kg, 27.5cm (10 3/4"). Property of a Lincolnshire, UK, gentleman; acquired

Pliocene Period, 5.2 - 2.5 million years BP. A Jianghanghichthys hubiensis fossil fish from Yichang, Hubei Provence, China. 81 grams, 95mm (3 3/4"). Private collection, Lincolnshire, UK; acquired befo

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.

Cretaceous Period, circa 145-65 million years B.P. A pair of coprolites (fossilised dung) from a North American tyrannosaurid dinosaur. 85 grams total, 37-43 mm (1 1/2 - 1 5/8 in.). From a Lincolnshir

Pliocene Epoch, 2.58-5.33 million years BP. An almost complete sentinel crab Macrophtalmus sp. from the Pliocene layers of Majinga (Majunga) Province in Madagascar. 124 grams, 15cm (6"). From an old B