Natural History - Calymene Trilobite Group

Jurassic-Ordovician Periods, 201-445 million years BP. A group of five fossils comprising three trilobites: two Calymene sp., and one Phacops sp., and two Orthoceras sp. 725 grams, 48mm-12cm (2-4 3/4"

Middle Ordovician Period, 400 million years BP. A group of two specimens of the trilobite Ogygiocarella debuchi with Gregory, Bottley, and Lloyd label reading: MID-ORDOVICIAN TRILOBITE, Ogygiocarella

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

Ordovician-Silurian, 488-415 million years BP. A group consisting of one Silurian and two Ordovician trilobites, two in old white card trays with A.B. Cotterill Collection, Wollaton, Nottingham, UK, l

Devonian Period, circa 417-354 million years B.P.. Three Flexicalymene sp. trilobites from nodules. 351 grams total, 71-86 mm (2 3/4 - 3 3/8 in.). From Morocco, North Africa. From a Cambridgeshire, UK

Devonian Period, circa 417-354 million years B.P.. Three Flexicalymene sp. trilobites from nodules. 351 grams total, 71-86 mm (2 3/4 - 3 3/8 in.). From Morocco, North Africa.From a Cambridgeshire, UK,

Ordovician Period, circa 510-445 million years B.P. Comprising four Flexicalymene sp. specimens. 260 grams total, 72-82 mm (2 3/4 - 3 1/4 in.). From a Cambridgeshire, UK, collection. Property of a Cam

Ordovician Period, 350-250 million years BP. A large fossil trilobite, possibly Calymene sp. showing the external structures. 152 grams, 10.2cm (4"). UK art market, acquired prior to 2000; from Morocc

. A mixed group of mineral specimens and a fossil comprising: twenty seven of chalcopyrite, four azurite on matrix, one citrine, one Flexicalimene trilobite. Private collection, Cambridgeshire, UK; ac

Large group of cut and polished rocks and geode slabs. Sizes range from 2" to 9".

Large group of petrified wood, rock and crystal specimens in shades of pink and brown. Sizes range from 1 1/2" to 9".

Found Sahara 2006 A.D.. Comprising ten variously sized samples. 17.6 grams total, 15.3-19.4 mm (1/2 - 3/4 in.). Ex Adrian Contreras, Crater Meteorites, Spain.Property of an East Sussex, UK, gentleman.

Found Sahara 2006 A.D.. Comprising fourteen variously sized samples. 22.3 grams total, 13.6-22.4 mm (1/2 - 7/8 in.). Ex Adrian Contreras, Crater Meteorites, Spain.Property of an East Sussex, UK, gentl

A natural history group consisting of two (2) pairs of natural horns from kudu, antelope or similar wildlife herd animals. Long curving spiral shaped arrays in naturally twisting corkscrew configurati

[NATURAL HISTORY]. A group of 5 volumes, including: AGASSIZ, Louis. Contributions to the Natural History of the United States. Boston: Little, Brown & Company, 1857. Three parts in two volumes, folio.

Oligocene Period, circa 45 million years B.P.. Comprising ten specimens of polished amber with insect inclusions, four in dark-coloured amber. 23.1 grams total, 18-36 mm (3/4 - 1 3/8 in.). From a Nort

Upper Devonian Period, 385-359 million years BP. A Reedops cephalotes trilobite on a matrix from the Atlas Mountains, Hamar Laghdad Formation, Pragian, (Alnif), Morocco. 270 grams, 10cm (4"). From an

Upper Devonian Period, 385-359 million years BP. A fossil Diaclaymene(?) trilobite. 132 grams, 96mm (3 3/4"). Property of a North London gentleman; previously in a private collection formed in the 199

Six Natural History SpecimensGroup of six various natural history specimens: four petrified wood pieces, stromatolite slice and orthoceras plaque; L: 11 3/4" (longest)

(NATURAL HISTORY.) Mark Catesby. Group of 3 hand-colored engraved plates from The Natural History of Carolina… Folio sheets of laid paper with various watermarks; faint mat line, minor flaws. Lo

A group of six gemstone spheres, comprising one each of snowflake obsidian, gold tiger eye, unakite, limestone breccia, howlite, and sodalite, in white card trays with name of mineral. See Bonewitz, D

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.

[NATURAL HISTORY & TRAVEL]. A group of 5 works, comprising:  LYTTON, Edward George Earle Bulwer, 1st Baron Lytton. Last Days of Pompeii. London: Richard Bentley, 1834. 3 volumes. Contemporary hal

A group of fifty two amethyst cabochons of varying shapes, all cut with high domes. From the historic ‘Victorian Museum’ collection of Gregory, Bottley & Lloyd (Gregory's); formerly Gregory, Bottl