Where: Czech Republic (50.0° N, 15.6° E: paleocoordinates 40.1° N, 14.6° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Bilá Formation, Early/Lower Turonian (93.5 - 89.3 Ma)
• STRATIGRAPHIC RELATIONS: From the Bilá Fm, which overlies the Korycany Mbr of the Peruc-Korycany Fm. AGE: Early Turonian, presumably on the basis of foraminiferal and macrofossils biostratigraphy. STRATIGRAPHIC POSITION: From a deep depression, named the Giant Channel, situated in the eastern part of the quarry. Collection is from near top of section, Unit 8a-e (siltstones with sponges), which is about 1.5-2 m thick.
• bed-level stratigraphic resolution
Environment/lithology: marine; poorly lithified, gray, yellow siltstone
Size class: macrofossils
Collected by Vodrazka & Zitt
Collection methods: bulk, surface (in situ),
• COLLETORS: Vodrazka & Zitt. REPOSITORY: Institute of Geology (Academy of Sciences of the Czech Republic) in Prague.
Primary reference: J. Zitt, R. Vodrázka, L. Hradecká, M. Svobodová, and K. Zágorsek. 2006. Late Cretaceous environments and communities as recorded at Chrtníky (Bohemian Cretaceous Basin, Czech Republic). Bulletin of Geosciences 81(1):43-79 [A. Hendy/A. Hendy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 90517: authorized by Austin Hendy, entered by Austin Hendy on 04.08.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Porifera indet. Grant 1836 | |
Hexactinellida | |
Diplodictyon heteromorphum glass sponge | |
Laocoetis beaumonti glass sponge
Laocoetis vulgata Pocta 1883 glass sponge
Botroclonium arborescens Pocta 1883 glass sponge | |
Guettardiscyphia sp. Fromentel 1860 glass sponge | |
Cystispongia morchella Pocta 1883 glass sponge | |
Lychniscosida indet. Schrammen 1903 glass sponge | |
Demospongiae | |
Seliscothon sp. Zittel 1878 demosponge | |
Verruculina phillipsi demosponge | |
Verrucospongia sparsa demosponge | |
Cytoracia obesa, Scytalia pertusa, Scytalia sp., Chonella cf. patella, Chonella sp., Astrobolia conglobata, Astrobolia plauensis
Cytoracia obesa demosponge
Scytalia pertusa demosponge
Scytalia sp. Zittel 1878 demosponge
Chonella cf. patella demosponge
Chonella sp. Zittel 1878 demosponge
Astrobolia conglobata demosponge
Astrobolia plauensis demosponge | |
Astrocladia sp. Zittel 1878 demosponge | |
Calcarea | |
Tremospongia clavata calcareous sponge | |
Endostoma sp. Roemer 1864 calcareous sponge | |
Actinopteri | |
Osmeroides sp. Agassiz 1835 | |
Crinoidea | |
"Isocrinus" sp. von Meyer 1836 Sea lily
Isocrinus sp. von Meyer 1836 Sea lily
Isocrinus cf. lanceolatus Roemer 1840 Sea lily | |
Echinoidea | |
Tylocidaris vesicolosa pencil urchin
Tylocidaris sorigneti pencil urchin
Tylocidaris versiculosa pencil urchin | |
Hemiaster sp. Agassiz and Desor 1847 heart urchin | |
Stenolaemata | |
Proboscina sp. Audouin 1826 | |
Reptomultelea sarthacensis d'Orbigny 1853 | |
Gymnolaemata | |
Onychocella reussi Prantl 1938 | |
Rhynchonellata | |
Craniata | |
Polychaeta | |
Bivalvia | |
"Pycnodonte (Phygraea) vesiculare" = Pycnodonte (Phygraea) vesicularis, Hyotissa semiplana, Gryphaeostrea canaliculata, Amphidonte (Amphidonte) reticulatum, Amphidonte (Amphidonte) sigmoideum
"Pycnodonte (Phygraea) vesiculare" = Pycnodonte (Phygraea) vesicularis Lamarck 1806 oyster
Hyotissa semiplana Sowerby 1825 oyster
Gryphaeostrea canaliculata Sowerby 1813 oyster | |
Pinna sp. Linnaeus 1758 oyster | |
Atreta "sp. 1" Etallon 1862 scallop
Atreta "sp. 2" Etallon 1862 scallop | |
Chlamys sp. Röding 1798 scallop
Spondylus cf. lineatus scallop |