Natural History - Hyphalosaurus Fossil in Matrix

Cretaceous Period, circa 122 million years B.P. A Hyphalosaurus sp. fossil aquatic reptile in a sub-rectangular matrix; held in a display box with a fabric covering. 150 grams, 16 cm (344 grams total,

Lower Cretaceous Period, 120 million years BP. A complete Sinohydrosaurus lingyuanensis, also known as Hyphalosaurus lingyuanensis fossil skeleton on a matrix; from the Yixian Formation, Lingyuan, Lia

Cretaceous Period, 145-65 million years B.P. A pair of rectangular sedimentary matrices, each containing a fossil shrimp. 139 grams total, 56-71 mm (2 1/4 - 2 3/4 in.). From Lebanon.Ex Lincolnshire, U

Eocene Period, 58-36 million years BP. A matrix with complete fossil fish Knightia eocaena and a second partial from Warfield's Quarry, Kemmerer, Green River Formation, Wyoming, U.S.A. 688 grams, 20cm

Eocene Period, 58-36 million years BP. A sedimentary matrix with a Knightia alta fossil fish from Wyoming (Green River Formation), USA. 2.2 kg, 31cm (12 1/4"). Property of a Lincolnshire, UK, gentlema

Eocene Period, 58-36 million years BP. A matrix with a complete fossil fish Knightia eocaena from Warfield's Quarry, Kemmerer, Green River Formation, Wyoming, U.S.A. 1.2 kg, 22.5cm (8 3/4"). Property

Cambrian-Permian Period, 521-250 million years B.P. A Coltraneia sp. fossil trilobite; held in a white card collector's tray. 221 grams, 86 mm (3 3/8 in.). From Morocco, North Africa.Ex Cambridgeshire

Eocene Period, 56-33 million years B.P. A rectangular sedimentary matrix displaying a Mioplosus sp. fossil fish. 937 grams, 17.8 x 13 cm (7 x 5 1/8 in.). Ex Lincolnshire, UK, collection. In southwest

Lot of two natural specimen fossils encased in stone matrix. Measure from 1/4" - 3 3/4" in height x 4 1/4" - 5" in length. No apparent markings. Condition: Good overall condition having normal surface

Eocene Period, 58-36 million years BP. A fossil Diplomystus fish from the Green River Formation, Lincoln County, Wyoming, USA. 559 grams, 23cm (9"). From the Pradi Collection, Boston, USA acquired dur

Ordovician Period, 485-444 million years B.P. A polygonal matrix displaying a fossilised Ophiura sp. brittle star. 449 grams, 14 cm (5 1/2 in.). From Morocco, North Africa.Ex Lincolnshire, UK, collect

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

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

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, 5.3-2.5 million years BP. A rare pipefish Centriscus strigatus in matrix. 255 grams, 17cm (7"). From an old French paleontological collection, acquired 1960s; from the Lower Pliocene,

Pliocene Period, 5.2 - 2.5 million years BP. A Jianghanghichthys hubiensis fossil fish in matrix from Yichang, Hubei Provence, China. 90 grams, 10cm (4"). Private collection, Lincolnshire, UK; acquire

Devonian Period, 417-354 million years BP. A large Cambropallas telesto trilobite on a matrix from Djbel Ougrat, Morocco. 1.9 kg, 26cm (10 1/4") From the collection of the palaeontologist R Gledhill c

Ordovician Period, 485-444 million years B.P. A fossil Petraster sp. starfish in matrix. 138 grams, 69 mm (2 3/4 in.). From Katian Stage, Tioririne Formation, El Kaid Rami, Morocco, North Africa.Acqui

Eocene Period, 58-36 million years BP. The group comprises a Knightia alta (upper) and a Diplomystus sp. (lower) fossil fish, on the matrix plaque. 612 grams, 22.5cm (8 3/4"). From the Pradi Collectio

Lower Cretaceous Period, 110 million years BP. A fossil cricket, Gryllidae sp. found in the world-famous Crato Formation, near Ceara, Brazil on matrix. 127 grams, 8.5cm (3 1/2"). From an old Lincolnsh

Devonian Period, 417-354 million years B.P. A cluster of six fossil ammonoids displayed on a sub-triangular free-standing matrix. 1.38 kg, 18.5 cm (7 1/4 in.). From Morocco, North Africa.Ex Cambridges

Jurassic Period, Bajocian Stage, 175-160 million years BP. A free standing Clypeus ploti sea urchin on a matrix. 995 grams, 11cm (4 1/4"). From an old Bristol palaeontological collection; acquired 195

Devonian Period, 417-354 million years B.P. A group of three Morocops (Barrandeops) sp. trilobites on a matrix. 256 grams total, 51-59 mm (2 - 2 3/8 in.). From the Atlas Mountains, Hamar Laghdad Forma

Cretaceous Period, 200-65 million years BP. Group comprising: a small ammonite, cut and polished in two halves, with two small fossil fish specimens, in matrix. 618 grams total, 3.2-14.7cm (1 1/4 - 5