Large Double Fossil Crinoid Slab

Upper Silurian Period, c.420 million years B.P. A large fossiliferous slab showing two clear crinoid branches with distinct stalks, leading to two individual feeding heads. 3.8 kg, 28 cm (11 in.) From

A Large fossil slab on stand, red-brown shale slab, fossilized fern material, on fitted brushed brass stand, 18 1/2"L x 15"H, 18 3/4"H in stand

Upper Silurian Period, c.420 million years B.P. A fossil crinoid slab containing several feeding heads and stalk sections. 1.5 kg, 23.5 cm (9 1/4 in.) Private Shropshire, UK, collection. [No Reserve]

Silurian Period, 443-416 million years B.P. Displaying two partial crowns. From a Lincolnshire, UK, collection.[No Reserve]

Large fossil slab with numerous small fish of the same species. Dimensions: 33 x 17.

Collectible large fossil slab, with a stand. Approx. 11-9.2 inch (w/o stand).

Upper Silurian Period, c.420 million years B.P. A fossil crinoid slab showing several stalks, head fragments and a complete feeding head. 1.18 kg, 18.5 cm (7 1/4 in.) Private Shropshire, UK, collectio

Highly detailed, heavy, back of slab with some loss to layers..1.5H x 23.5W x 15.5D

Cretaceous Period, 145-65 million years B.P. A pair of Mellitella sp. fossil ammonites on a matrix. 9 kg, 35.2 cm (13 5/8 in.). From Agadir, Morocco, North Africa. From a Cambridgeshire, UK, collectio

Natural Large Double Trilobite Fossil in Stone. Measures 10 inches x 8 inches

Dimensions: Largest: L 24" x D 23" Condition: nothing to note

Guizhou Province, China, Late Triassic (237 -201 MYO). A museum quality specimen containing 2 highly detailed traumatocrinus with two naturally occuring small trachyceras ammonites. MEASUREMENTS 11" l

IMPRESSIVE LARGE FOSSIL CLUSTER SPECIMEN SLAB W/AMMONITE 23" X 15 1/2" X 1 1/2"

IMPRESSIVE LARGE FOSSIL CLUSTER SPECIMEN SLAB W/AMMONITE 20" X 14 1/2" X 4 1/2"

Silurian Period, 443-416 million years B.P. A large matrix displaying fossil crinoids with good detailing. 3.87 kg, 32 cm (12 5/8 in.). From a Lincolnshire, UK, collection. [No Reserve]

Large crinoid fossil specimen, on polished nickel base, specimen: approx 20.5"h, 26"w, 1.5"d, overall: approx 22.5"h, 26"w, 6"d, 47lbs Start Price: $300.00

DOUBLE SCYPHOCRINITE CRINOID FOSSIL - (F242) - 7.8LBS Height: 13 in. by Width: 12 in. by Depth: 1

DOUBLE SCYPHOCRINITE CRINOID FOSSIL - (F243) - 11.2LBS Height: 13 in. by Width: 13 in. by Depth: 0.50

A large plate measuring 19" x 13". Shipping: This item is not eligible for in-house shipping. It may be picked up locally by you or the shipper of your choice. We recommend the Battle Creek Pak Mail S

Large Paleozoic Crinoid fossil. Measures 11 by 10.5 inches, up to 1 inch thick. Very good condition.

A Large Polished Orthoceras Fossil Specimen Slab. H: 1 3/4 W: 9 D: 11 in. The absence of a condition statement does not imply that the lot is in perfect condition or completely free from wear and tear

Exceptionally large and stunning fossil stone slab plate. set in a dark stone matrix containing various polished ammonites and orthoceras. Dating to the Carboniferous Period 350 million years old foun

Crinoid fossil specimen plate or slab, approximately 8" square. SHIPPING: In-House Shipping Available on this lot. Please read the Shippi

A large fossil Knightia alta fish in matrix slab showing fine detail. 815 grams, 22.5cm (9"). From the Pradi Collection, Boston, USA; acquired during the 1980s; from the Green River Formation, Wyoming