“Bringing The Past, Into the Future”

Northern Geological Supplies Ltd
Northern Geological Supplies Ltd

“Bringing The Past, Into the Future”

Arnioceras Semicostatum

Species Name: Arnioceras Semicostatum

Family: Ammonite

Age: Jurassic, Lower Lias, approximately 180 Mya

Location: Holderness Coast, East Yorkshire, UK

This product is currently out of stock and unavailable.

SKU: arnio_amm Category:

Arnioceras Semicostatum remains within limestone matrix from the Lower Jurassic rocks of the Holderness Coast, East Yorkshire, UK. Arnioceras is an extinct genus of ammonite which existed during the lower Jurassic period. These specimens were found within the Lower Lias rocks of Holderness, Their shell is evolute and they bear pronounced, sharp ribs with a ventral keel without furrows. These particular specimens are supplied in 3" x 2", 4" x 3" and 5" x 3.5" white card trays depending on the size of the limestone block in which the fragmented ammonites are contained.

Additional information

Weight 640 g
Specimen Size

, , , ,


There are no reviews yet.

Be the first to review “Arnioceras Semicostatum”

Your email address will not be published. Required fields are marked *

9 + seventeen =