Whitby Fossil Ammonite on Rock

Jurassic Period, Toarcian Stage, 199-145 million years B.P. A stone matrix containing at least two differently sized fossil Harpoceras serpentinum ammonites, Exaratum Subzone, Falciferum Zone. 2.5 kg,

Sterling Silver Pendant Ammonite Siberian Blue Quartz with Hemetite

Fossil Ammonite (Split) Sterling Silver Pendant

Polished Orthoceras and Ammonites in Matrix Freeform Morocco 20 x 15"

Jurassic Period, 180 million years B.P. A finely detailed Whitby Dactylioceras ammonite. 104 grams, 65 mm (2 1/2 in.). From Jurassic limestone, Whitby, UK. Private Shropshire, UK collection. [No Reser

Lower Jurassic Period, Toarcian Stage, circa 180 million years B.P.. The round nodule half containing a Pseudolioceras ammonite. 554 grams total, 11.6 cm (4 1/2 in.). Ex Lincolnshire, UK, collection.

Lower Jurassic Period, Toarcian Stage, Grey Shales, 180 million years BP. A fossil ammonite Dactylioceras sp., within a small shale pebble, including the upper mould portion. 303 grams total, 63-75mm

Jurassic Period, circa 180 million years B.P. Two halves of a fossil Dactylioceras sp. within a small shale pebble; held in a white card collector's tray. 123 grams total, 55-57 mm (2 1/8 - 2 1/4 in.)

Jurassic Period, circa 180 million years B.P. A group of Gagaticeras sp. fossil ammonites in an oval-shaped pebble. 770 grams, 14.2 cm (5 1/2 in.). From Lower Jurassic, Lower Lias, Yorkshire. From a L

Fossil ammonite (polished) Madagascar 100 million years old

Fossil ammonite, split and polished. Madagascar Cretaceous, 100 million years old

Ammonite in matrix. Holmzmaden, Germany

Fossil Ammonite Split & Polished Madagascar 4"

Fossil Ammonite Split/Polished Madagascar 6.7"

Fossil Ammonite Irredescent Shell Center 100 M.Y.O. Madagascar 4"

Fossil Ammonite Opal Shell Cretaceous 100 M.Y.O. Madagascar 6"

Fossil Ammonite Whole Natural Pensphinetes Cretaceous 110 M.Y.O. 4.5"

Fossil Ammonite Split/Polished Madagascar 12"

Fossil ammonite, Dactylioceras commune. England. Jurassic, 160 million years old

Ammonite, split and polished. Madagascar Cretaceous, 100 million years old

Fossil Ammonite Cleonoceras 100 M.Y.O. Cretaceous Madagascar 4"

Fossil "opalized" ammonite. Madagascar Creataceous, 100 million years old

5" ammonite with opalized shell. Madagascar. Cretaceous, 100 million years old

Fossil Ammonite Pair Cleonoceras 100 M.Y.O. Madagascar 8.5"