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Fossil specimen : BGS GSM12410 – Lectotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Bivalvia

      Order -

Fossil Name Deceptrix upjohnni (Portlock)
Type Status Lectotype
Name History

Deceptrix upjohnni (Portlock)

Ctenodonta upjohnni

Pectunculus? ambiguus J de Sowerby

Cleidophorus antiquus J de Sowerby

Registration No. GSM12410
Collector Portlock
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Country Northern Ireland
Locality Desertcreight,Tyrone,NI
Grid Reference Not available
Rock Unit Killey Bridge Formation
Biozone Not available
Geological Age

Cautleyan Stage (Ordovician Period) – Pusgillian Stage (Ordovician Period) (447 – 449 Ma B.P.)

[Closest ICS interval: Katian Age ]


?Portlock,1843,Geol.Rep.Londonderry as Pectunculus ? ambiguus fide Reed,1952 pl.XXXIV,fig. 11

Reed,1952,Proc.Roy.Irish Acad.55,no.3,pg.61 as apparently Ctenodonta upjohnni

Tunnicliff,1982,,Pal. v. 25,pt.1,pg. 54 pl. 8,fig. 7

Available Images

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