Oldest nowakiid site, Limehill Beds, Pomeroy Co.: Llandovery, United Kingdom

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Pterobranchia
5 species, monograptids
Pterobranchia - Graptoloidea - Climacograptidae
Pterobranchia - Graptoloidea - Retiolitidae
unclassified
lunulacardiid
Tentaculita - Nowakiida - Nowakiidae
Nowakia sp. Gurich 1896
Tentaculita - Nowakiida - Peneauiidae
? Guerichina sp. Boucek and Prantl 1961
equals Karadjalia?? - originally entered as "? Guerichia sp."
Rhynchonellata - Atrypida
Atrypida indet. Rzhonsnitskaya 1960
small atrypoid brach
Bivalvia - Myalinida - Ambonychiidae
Cephalopoda
Nautiloidea indet. Agassiz 1847
orthoconic nautiloid
Cephalopoda - Orthocerida
see common names

Geography
Country:United Kingdom State/province:Northern Ireland County:Tyrone
Coordinates: 54.6° North, 6.9° West (view map)
Paleocoordinates:14.8° South, 74.9° West (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period: Silurian Epoch: Llandovery
10 m.y. bin: Silurian 1
*Local age/stage:Fronian
Key time interval: Llandovery
Age range of interval: 443.8 - 433.4 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Lime Hill Beds
Stratigraphic resolution:formation
Lithology and environment
Primary lithology:gray siltstone
Environment:marine indet.
Geology comments: "fine black mudstone with paler gray somewhat siltier beds. deepwater, quiet"
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Taxonomic list comments:"S.P. Tunnicliff, 1983. The oldest known nowakiid (Tentaculoidea). Paleo 26:851-854"
Metadata
Database number:496
Authorizer:J. Sepkoski Enterer:M. Sommers
Modifier:P. Wagner Research group:marine invertebrate
Created:1998-12-17 15:03:28 Last modified:2025-02-22 15:12:02
Access level:the public Released:1998-12-17 15:03:28
Creative Commons license:CC0
Reference information

Primary reference:
61176. S. P. Tunnicliff. 1983. The oldest known nowakiid (Tentaculoidea). Palaeontology 26:851-854 [M. Uhen/J. Ju]