GB3D Type Fossils

 Home   The project   Search  About fossils Contributors Downloads Links Contact us

Fossil specimen : BGS GSM24302 – Holotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Bivalvia

      Order -

Fossil Name Ambonychia arundinea Tunnicliff
Type Status Holotype
Name History

Ambonychia arundinea Tunnicliff

Uncites gryphus (Portlock)

Byssonychia gryphus (Portlock)

Registration No. GSM24302
Collector Portlock
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Country Northern Ireland
Locality Desertcreight,Tyrone,N. Ireland
Grid Reference Not available
Rock Unit Caradoc Rocks (Undifferentiated)
Biozone Not available
Geological Age

Caradoc Series (Ordovician Period) (449 – 458.4 Ma B.P.)

[Closest ICS interval: Late Ordovician Epoch ]


Portlock,1843,Geol. Rep. Londonderry,etc.[as Uncites gryphus var.]op. cit. 455

Reed,1952,proc.Roy.Irish Acad.55,no. 3, pp.77-78

Tunnicliff, 1982, Pal. v. 25.,pt.1,pg. 72 pl. 13,fig. 2

Available Images

High resolution photographs


2818 KB

Steroscopic photographs


3327 KB

View these images in your web browser using our JPEG2000 viewer. Zoom in and out and pan around in high resolution. Requires JavaScript to be enabled.

Download these images as high resolution JPEG2000 files. You may need to use image-editing software to view these files.

click image or here to close