Where: Nord-Pas de Calais, France (50.6° N, 3.1° E: paleocoordinates 40.6° N, 4.4° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Micraster cortestudinarium other zone, Coniacian (89.8 - 86.3 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: offshore; lithified chalk
Size class: macrofossils
Primary reference: S. Defretin-Lefranc. 1960. Contribution a l'etude des spongiaires siliceux du Crétacé supérieur du nord de la France. Theses presentees a la Faculte des Sciences de Lille 1-178 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 113561: authorized by Wolfgang Kiessling, entered by Uta Merkel on 01.08.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
| Hexactinellida | |
"Craticularia relicta" = Laocoetis relicta
"Craticularia relicta" = Laocoetis relicta Schrammen 1912 glass sponge | |
|
Toulminia catenifer Smith 1848 glass sponge
Camerospongia exanthematica n. sp. Defretin-Lefranc 1960 glass sponge | |
Orthodiscus fragilis, Coscinopora infundibuliformis, Sporadoscinia decheni, Sporadoscinia zippei, Sporadoscinia eutactopora n. sp., Ventriculites radiatus, "Porocyclus orthogonioporus n. sp." = Ubiquiradius orthogonioporus, Leiostracosia brandesi
Orthodiscus fragilis Schrammen 1924 glass sponge
Coscinopora infundibuliformis Goldfuss 1826 glass sponge
Sporadoscinia decheni Goldfuss 1826 glass sponge
Sporadoscinia zippei Reuss 1846 glass sponge
Sporadoscinia eutactopora n. sp. Defretin-Lefranc 1960 glass sponge
Ventriculites radiatus Mantell 1822 glass sponge
"Porocyclus orthogonioporus n. sp." = Ubiquiradius orthogonioporus Defretin-Lefranc 1960 glass sponge
Leiostracosia brandesi Schrammen 1912 glass sponge | |
Porochonia simplex, "Callodictyon angustatum" = Cinclidella angustata, Callodictyon fragile, Becksia crispata, "Polyptycha becksioides n. gen. n. sp." = Oncolpia (Polyptycha) becksioides, Tremabolites megastoma
Porochonia simplex Smith 1848 glass sponge
"Callodictyon angustatum" = Cinclidella angustata Hinde 1883 glass sponge
Callodictyon fragile Roemer 1841 glass sponge
Becksia crispata Quenstedt 1877 glass sponge
"Polyptycha becksioides n. gen. n. sp." = Oncolpia (Polyptycha) becksioides Defretin-Lefranc 1960 glass sponge
Tremabolites megastoma Roemer 1840 glass sponge | |