Showing two Carpopenaeus sp. specimens. 248 grams, 12.6 cm



From Lebanon. From a Lincolnshire, UK, collection.

An opened pebble containing a Dactylioceras commune specimen. 211 grams total, 59-69 mm



From the Yorkshire coast. From a Lincolnshire, UK, collection.

Comprising four different size halves, each with a cut frontal edge exposing a crystal lined internal cavity. 2.57 kg total, 9-16.5 cm



Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.)

Comprising two polished examples. 282 grams total, 68-73 mm



From a Lincolnshire, UK, collection.

A long section from a droplet containing a spider and other insects. 11.3 grams, 12.5 cm



Ian Wilkinson collection, Nottinghamshire, UK, formed since 1985.

Comprising six Mosasaur prognathodon teeth set on a composite matrix. 1.55 kg, 20.5 cm



From Morocco, North Africa. From a Cambridgeshire, UK, collection.

The Mosasaur is an extinct, large marine reptile dinosaur with an elongated body, long snout and paddle-like limbs. Found worldwide, they competed with other well-known sea predators of the Late Cretaceous, such as plesiosaurs and ichthyosaurs, for food, existing primarily on a diet of ammonoids, cuttlefish and fish.

Comprising thirty-two irregular specimens. 2.25 kg total, 28-48 mm



Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.)

A shallow bowl formed from fossiliferous stone containing Orthoceras sp. specimens. 229 grams, 12.2 cm



From Atlas Mountains, Morocco, North Africa. From a Cambridgeshire, UK, collection.

Comprising one hundred intergrown crystal clusters. 1.12 kg total, 18-28 mm



From Huanuco, Peru. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.

Comprising two Onchopristus numidus sawfish rostral teeth. 17 grams total, 56-59 mm



From a Cambridgeshire, UK, collection.

Comprising fifty light green specimens. 2.72 kg total, 39-65 mm



Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.

Each displaying grey or brown banding in contrasting colours. 1.71 kg total, 66-72 mm



From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.