Kazimierz (Cretaceous of Poland)

Where: Poland (51.3° N, 22.0° E: paleocoordinates 43.7° N, 18.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• horizon "X"

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified marl

• "opoka"-type marl

Size class: macrofossils

Primary reference: H. Hurcewicz. 1968. Siliceous sponges from the Upper Cretaceous of Poland, part II: Monaxonia and Triaxonia. Acta Palaeontologica Polonica 13(1):3-96 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 110437: authorized by Wolfgang Kiessling, entered by Uta Merkel on 07.06.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Hexactinellida
 Lychniscosa - Ventriculitidae
Ventriculites radiatus Mantell 1822 glass sponge
 Innaecoeliida - Craticulariidae
"Craticularia virgatula" = Laocoetis virgatula
"Craticularia virgatula" = Laocoetis virgatula Schrammen 1912 glass sponge
 Hexactinosa - Aphrocallistidae
Aphrocallistes bochotnicensis Hurcewicz 1968 glass sponge
Aphrocallistes alveolites Roemer 1841 glass sponge
Aphrocallistes vistulae n. sp. Hurcewicz 1968 glass sponge
Aphrocallistes kazimierzensis Hurcewicz 1968 glass sponge
Demospongiae
 Haplosclerida - Haliclonidae
Reniera munda n. sp. Hurcewicz 1968 demosponge