AN ORTHOCERAS FOSSIL, DEVONIAN PERIOD (Circa

AN ORTHOCERAS FOSSIL, DEVONIAN PERIOD (Circa 419.2-358.9 Million Years Ago), POSSIBLY MOROCCO, within a cut and polished ovoid metamorphic black rock; from the phylum mollusca, a class of cephalopoda,

Devonian Period, circa 417-354 million years B.P. The extinct nautiloid cephalopod polished to reveal the internal gas chambers and set on a textured freestanding matrix. 15.8 kg, 1.01 m (39 3/4 in.).

Devonian Period, circa 417-354 million years B.P. Both set on a textured freestanding matrix and polished to reveal the internal gas chambers. 810 grams, 16 cm high (6 1/4 in.). From a Cambridgeshire,

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

Devonian Period, 417-354 million years BP. A rectangular stone block displaying orthoceras fossils, polished on all six faces. 8 kg, 30 x 7 x 14cm (11 3/4 x 2 3/4 x 5 1/2"). Property of a London gentl

Devonian Period, circa 380 million years B.P. A fossil Phacops sp. trilobite on a matrix. 193 grams, 80 mm high (3 1/8 in.). Djebel Issoumour area, Anti-Atlas Mountains, Morocco, North Africa. From a

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. Cut and polished from a single fossiliferous block and each side set with a large Goniatite sp. specimen. 3.4 kg total, 15.3 cm high each (6 in.). Fro

Devonian Period, 400 million years B.P. An Orthoceras fossil in matrix, polished. 350 grams, 13.2 cm (5 1/8 in.). From Atlas Mountains, Morocco, North Africa. Private Shropshire, UK collection. [No Re

Devonian Period, circa 417-354 million years B.P.. The nodule opened to reveal the positive and negative of the fossilised Flexicalymene sp. trilobite. 283 grams, 77 mm (3 in.). From Morocco, North Af

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. Comprising three polished, dome-shaped masses, each with a central Goniatite sp. specimen. 368 grams total, 70-75 mm (2 3/4 - 3 in.). From the Atlas M

Upper Devonian Period, circa 385-359 million years B.P.. A Reedops sp. trilobite on matrix, clearly showing the external structures. 230 grams, 88 mm (3 1/2 in.). From the Hamar Laghdad Formation, Atl

Devonian Period, circa 380 million years B.P.. Displaying the characteristic head formation. 215 grams, 79 mm (3 1/8 in.). From the Western Sahara, Morocco, North Africa.From an old German paleontolog

Devonian Period, 419-358 million years BP. A heavy pair of bookends, each with a polished orthoceras fossil. 3.7 kg total, 15.5 cm each (6 1/4"). From a Cambridgeshire, UK, collection. [2, No Reserve]

Devonian Period, c.400 million years B.P. A group of ten orthoceras fossils, in natural as excavated state showing clear chambers and structure. 1.15 kg total, 62-84 mm (2 3/8 - 3 1/4 in.) Private Shr

Devonian Period, 417-354 million years B.P. and later. A large mirror with the oval-shaped frame cut from a fossiliferous stone containing Orthocares sp. and a number of small ammonites, two fossil am

Devonian Period, c.400 million years B.P. A freestanding display with a polished Orthoceras sp. and goniatite fossil set in matrix. 916 grams, 16.5 cm (6 1/2 in.) From Atlas Mountains, Morocco, North

Devonian Period, 417-354 million years B.P. A heavy pair of polished bookends, each with a fossil Goniatite sp. raised from the background. 2.2 kg total, 12.5 cm high each (5 in.). From a Cambridgeshi

Devonian Period, 400 million years B.P. A large, free-standing polished Orthoceras mass grave tower. 1.8 kg, 26 cm high (10 1/4 in.). From Atlas Mountains, Morocco, North Africa. Private Shropshire, U

Devonian Period, 400 million years B.P. A large polished Orthoceras mass grave slab. 1.4 kg, 22.5 cm (8 7/8 in.). From Atlas Mountains, Morocco, North Africa. Private Shropshire, UK collection. [No Re

Devonian Period, c.400 million years B.P.. A freestanding fossil Orthoceras sp. display tower, showing several polished individuals. 1.56 kg, 26.7 cm (10 1/2 in.) Atlas Mountains, Morocco, North Afric

Devonian Period, 417-354 million years B.P. and later. A matched pair of book ends, made from a cut and polished matrix containing Orthoceras sp. fossils. 3.55 kg total,16 cm each (6 1/4 in.). From a

Devonian Period, 417-354 million years B.P. A group of three cut and polished goniatite ammonite halves, including possible Orthoceras sp. specimen in one. 437 grams total, 80-93 mm (3 1/8 - 3 5/8 in.