Perisphinctes Fossil Ammonite Group

Jurassic Period, 199-145 million years BP. A group of three fossil Perisphinctes sp. ammonites with much of the original shell material remaining. 380 grams total, 68-76mm (2 3/4 - 3"). From an East A

Jurassic Period, circa 170 million years B.P. A pair of Perisphinctes sp. fossil ammonites; held in white card collector's trays. 348 grams total, 79-84 mm (3 - 3 1/4 in.). Mineral Imports, London, UK

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.

Jurassic - Cretaceous Period, 201-66 million years BP. A group of ten ammonites of several species from different geological time periods. See http://jurassiccoast.org/fossilfinder/ 3.6kg total, 7-11c

Cretaceous Period, 145-65 million years BP. A group of three polished Cleoniceras sp. fossil ammonites with opal lustre to the centres. 240 grams total, 64-70mm (2 1/2 - 2 3/4"). From a Cambridgeshire

Middle Cretaceous, Albian Stage, 150 million years BP. A group of three Douvilleiceras sp. ammonites, sometimes known as a goat horn, polished to reveal the rich calcites and striking suture patterns.

Middle Cretaceous Period, circa 150 million years B.P. Comprising three Douvilleiceras sp. specimens (sometimes known as a Goat Horn), polished to reveal rich calcites and suture patterns. 160 grams t

Jurassic Period, 199-145 million years BP. A fine example of the ammonite Perisphinctes sp. with much of the original shell material remaining, in old white card tray with old label reading: 'AMMONITE

Cretaceous Period, 145-65 million years B.P. A group of five natural iridescent rainbow shell Cleoniceras besairiei ammonites; held in a white card collector's tray. 30-39 grams, 45-52 mm width (182 g

Jurassic Period, 199-145 million years BP. A fine example of the ammonite Perisphinctes sp. with much of the original shell material remaining, in white card tray. 188 grams, 83mm (3 1/4"). From a his

Middle Jurassic Period, 170 million years BP. A group comprising: a Parkinsonia sp. ammonite from Madagascar; another unidentified ammonite; each in a card tray. 216 grams total, 62-81mm (2 1/2 - 3 1/

Middle Jurassic Period, 165 million years BP. A group of three Parkinsonia sp. ammonites found at Sengenthal, Bavaria, Germany. 255 grams total, 60mm (2 1/2"). From an old Bristol paleontological coll

Devonian Period, 417-354 million years B.P. A group of five polished Goniatite sp. fossil ammonite 'buttons'. 590 grams total, 73-86 mm (2 7/8 - 3 3/8 in.). From Morocco, North Africa.Ex Cambridgeshir

Jurassic Period, 199-145 million years BP. A group of two cut and polished Eparietites denotatus sections, crystals to the cells on the inner faces. 616 grams total, 16-17.5cm (6 1/4 - 7"). From a Lin

Jurassic Period, 150 million years B.P. A group lot consisting of four whole white ammonites. 98 grams total, 35-41 mm (1 3/8 - 1 5/8 in.). From Madagascar. Private Shropshire, UK collection. [4, No R

Jurassic Period, circa 150 million years B.P. A pair of Perisphinctes sp. fossil ammonites, each held in a white card collector's tray with accompanying Gregory, Bottley and Lloyd identification label

Africa, Madagascar, ancient seas, ca. 400 million years ago. A tall group of ammonites and other ancient shells fossilized in a hardened grey matrix. The ammonites range in color from a rich reddish b

6 cut and polished ammonite halves to visualize chambers, on cards, 1.5 x 1.25 x 0.25" to 1.25 x 1.0 x 0.25"; 1 entire with label identifying as Hoploscaphite from Fox Hills formation, South Dakota, o

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

Middle Jurassic, Inferior Oolite, Aalenian Stage, 170 million years BP. A group of two fossil ammonites on matrix, one Graphoceras sp. and the other possibly Leioceras sp., in old white card trays, on

Natural Fossil Ammonite Perisphinctes Cretaceous Madagascar

Perisphinctes boweni ammonite Fossil Jurassic Period .This is a classic lower Jurassic ammonite fossil from Madagascar of the genus Perisphinctes. It's 3.5" wide and preserves the distinctive ridges o

Fossil Whole Ammonites Perisphinctes Madagascar

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