N of Cannonstown House, County Kildare (Grange Hill Mbr.) (Ordovician of Ireland)

Where: Leinster, Ireland (53.5° N, 6.1° W: paleocoordinates 51.4° S, 20.6° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Grange Hill Member (Grange Allen Formation), Longvillian (457.2 - 455.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; shale

Size class: macrofossils

Preservation: cast, mold/impression

Collection methods: TCD = Trinity College, Dublin;

•NMW = National Museum and Galleries of Wales

Primary reference: D. H. Evans. 2002. Some Additional Ordovician and Silurian Cephalopods from Ireland. In P. N. Wyse Jackson, M. A. Parkes and R. Wood (eds.), Studies in Palaeozoic palaeontology and biostratigraphy in honour of Charles Hepworth Holland. Special Papers in Paleontology 67:77-96 [B. Kröger/T. Liebrecht]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 89132: authorized by Björn Kröger, entered by Torsten Liebrecht on 06.05.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Orthocerida - Proteoceratidae
Isorthoceras sp. Flower 1962
TCD.39023 to 39029; NMW 93.87.G4