Whitehead-Ballygalley (Cretaceous to of the United Kingdom)

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
 Lychniscosa - Polyblastidiidae
Coeloscyphia racemosa Smith 1848 glass sponge
 Lychniscosa - Ventriculitidae
Sporadoscinia stirps Schrammen 1912 glass sponge
Sporadoscinia venosa Roemer 1841 glass sponge
Lepidospongia inermis Schrammen 1912 glass sponge
Rhizopoterion tubiforme Schrammen 1912 glass sponge
 Lychniscosa - Callodictyonidae
Cinclidella angustata Hinde 1883 glass sponge
"Cyclostigma acinosa" = Callicylix (Cyclostigma) acinosa Schrammen 1902 glass sponge
 Lychniscosa - Coeloptychidae
Etheridgia mirabilis Tate 1865 glass sponge
Coeloptychium sp. Goldfuss 1826 glass sponge
 Hexactinosa - Cribrospongiidae
Polyopesia laevis Schrammen 1912 glass sponge
Guettardiscyphia bisalata Schrammen 1912 glass sponge
Guettardiscyphia stellata Michelin 1847 glass sponge
 Hexactinosa - Euretidae
Eurete cf. formosum Reid 1959 glass sponge
Wollemannia laevis glass sponge
Oxyrhizium eximium Schrammen 1912 glass sponge
 Innaecoeliida - Craticulariidae
Ptychocoetis striata glass sponge
"Craticularia relicta" = Laocoetis relicta Schrammen 1912 glass sponge