Where: Northern Ireland, United Kingdom (54.8° N, 5.8° W: paleocoordinates 45.0° N, 2.5° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Micraster coranguinum other zone, Coniacian to Coniacian (89.8 - 83.6 Ma)
• Micraster coranguinum and lower Uintacrinus socialis zones
• group of beds-level stratigraphic resolution
Environment/lithology: offshore; lithified chalk
Size class: macrofossils
Primary reference: R. E. H. Reid. 1968. Hexactinellid faunas in the chalk of England and Ireland. Geological Magazine 105(1):15-22 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 113139: authorized by Wolfgang Kiessling, entered by Uta Merkel on 21.07.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Hexactinellida | |
Coeloscyphia racemosa Smith 1848 glass sponge | |
Sporadoscinia stirps, Sporadoscinia venosa, Lepidospongia inermis, Ventriculites chonoides, Rhizopoterion cribrosum, Rhizopoterion tubiforme
Sporadoscinia stirps Schrammen 1912 glass sponge
Sporadoscinia venosa Roemer 1841 glass sponge
Lepidospongia inermis Schrammen 1912 glass sponge
Ventriculites chonoides glass sponge
Rhizopoterion cribrosum glass sponge
Rhizopoterion tubiforme Schrammen 1912 glass sponge | |
Cinclidella angustata, "Cyclostigma acinosa" = Callicylix (Cyclostigma) acinosa
Cinclidella angustata Hinde 1883 glass sponge
"Cyclostigma acinosa" = Callicylix (Cyclostigma) acinosa Schrammen 1902 glass sponge | |
Etheridgia mirabilis Tate 1865 glass sponge
Coeloptychium sp. Goldfuss 1826 glass sponge | |
Polyopesia laevis Schrammen 1912 glass sponge
Guettardiscyphia bisalata Schrammen 1912 glass sponge
Guettardiscyphia stellata Michelin 1847 glass sponge | |
Eurete cf. formosum Reid 1959 glass sponge
Wollemannia laevis glass sponge
Oxyrhizium eximium Schrammen 1912 glass sponge | |
Leptophragma striatopunctata glass sponge
Ptychocoetis striata glass sponge
"Craticularia relicta" = Laocoetis relicta Schrammen 1912 glass sponge |