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Fossil specimen : BGS GSM11481 – Lectotype

Taxonomic Group

Kingdom Animalia

  Phylum Brachiopoda

    Class -

      Order -

Fossil Name Stropheodonta (Brachyprion) rugifera (Portlock)
Type Status Lectotype
Name History

Stropheodonta (Brachyprion) rugifera (Portlock)

Registration No. GSM11481
Collector Portlock
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Country Northern Ireland
Locality Bardahessiagh, NI
Grid Reference Not available
Rock Unit Bardahessiagh Formation
Biozone Not available
Geological Age

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

[Closest ICS interval: Late Ordovician Epoch ]


?Figd Portlock 1843 Geology of Londonderry etc [as Orthis rugifera] pl37 fig 2a(fide Reed 1952)

Reed 1952 Proc Roy Irish Acad 55 B No 3 p.47 pl 2 fig 2

Available Images

High resolution photographs


5396 KB


2975 KB

Steroscopic photographs


4534 KB


3250 KB

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3D Scans

1: /BGS/GSM_11481

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