GB3D Type Fossils

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Fossil specimen : SM A 16492 – Syntype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Asaphida

Fossil Name Psilocephalus innotatus Salter
Type Status Syntype
Name History

Psilocephalus innotatus Salter

Psilocephalina innotata (Salter)

Symphysurus innotatus (Salter)

Psilocephalus innotatus Salter

Psilocephalus innotatus Salter

Psilocephalus innotatus Salter: Syntype

Registration No. A 16492
Collector Name not available
Donor or Associated Person Homfray, David (1822-1893)
Held By Sedgwick Museum of Earth Sciences Logo Sedgwick Museum of Earth Sciences
Country Wales
Locality Tremadoc, Borth, Portmadoc, Caernarvonshire, Wales
Grid Reference Not available
Rock Unit Lower Tremadoc
Biozone Not available
Geological Age

Tremadoc Series (Ordovician Period) (478.6 – 488.3 Ma B.P.)

[Closest ICS interval: Tremadocian Age ]


Lake 1942. A monograph of the British Cambrian Trilobites Palaeontographical Society Monographs (6): p.311 pl. xlix fig.3

Salter 1866 b. The geology of North Wales Memoirs of the Geological Survey of England and Wales vol. iii (1st edition) (1):

Salter 1873. Catalogue of the Cambrian and Silurian fossils contained in the Geological Museum of the University of Cambridge (2): p.15

Salter, J.W. 1866. Palaeontographical Society Monographs (1): p.175 pl. xx fig.19 p.315 pl. vi fig.10 appendix to Ramsay

Woods, H. 1891. Catalogue of the Type Fossils in the Woodwardian Museum, Cambridge. Henry Woods with preface by T. McKenny Hughes CUP. 180+xiv SPL: II. 16 (3): p.151

Available Images

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