Trzebinia, Transversarium Zone, Polish Jura (Jurassic of Poland)

Also known as Reef 426

Where: Poland (50.2° N, 19.5° E: paleocoordinates 42.0° N, 26.3° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Middle Oxfordian (161.2 - 155.7 Ma)

• Transversarium Zone

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• marly limestones, thin-bedded; contain very abundant sponges, which form 28 % of the rock volume

Size class: macrofossils

Primary reference: J. Trammer. 1989. Middle to Upper Oxfordian sponges of the Polish Jura. Acta Geologica Polonica 39(1-4):49-91 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 60812: authorized by Wolfgang Kiessling, entered by Uta Merkel on 24.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Hexactinellida
 Lychniscosa - Sporadopylidae
Xenoschrammenum punctatum, Xenoschrammenum alternans
Xenoschrammenum alternans Schrammen 1937 glass sponge
 Lychniscosa - Pachyteichismatidae
Trochobolus texatus
Trochobolus texatus Goldfuss 1833 glass sponge
 Lychniscosa - Cypelliidae
Cypellia rugosa
Cypellia rugosa Goldfuss 1826 glass sponge
 Hexasterophora -
Hexactinosa indet.
Hexactinosa indet. Schrammen 1903 glass sponge
 Hexactinosa - Aulocalycidae
Polygonatium sp., Polygonatium sphaeroides
Polygonatium sp. Schrammen 1937 glass sponge
Polygonatium sphaeroides Schrammen 1937 glass sponge
 Hexactinosa - Cribrospongiidae
"Tremadictyon reticulatum" = Cribrospongia reticulata, Erineum minutum, Feifelia favositides, "Walcotella pertusa" = Keuppiella pertusa
"Tremadictyon reticulatum" = Cribrospongia reticulata Goldfuss 1826 glass sponge
Erineum minutum Schrammen 1937 glass sponge
Feifelia favositides glass sponge
"Walcotella pertusa" = Keuppiella pertusa Goldfuss 1826 glass sponge
 Hexactinosa - Euretidae
Ordinatus texturatus
Ordinatus texturatus Goldfuss 1826 glass sponge
 Lyssacinosa - Stauractinellidae
Stauractinella jurassica
Stauractinella jurassica Zittel 1877 glass sponge
 Innaecoeliida - Craticulariidae
Pachyascus punctatus, "Craticularia paradoxa" = Laocoetis paradoxa, Casearia sp., "Thyroidium lineatum" = Dictyonocoelia lineatum, Craticularia paralella
Pachyascus punctatus Schrammen 1937 glass sponge
"Craticularia paradoxa" = Laocoetis paradoxa Münster 1833 glass sponge
Casearia sp. Quenstedt 1858 glass sponge
"Thyroidium lineatum" = Dictyonocoelia lineatum Schrammen 1937 glass sponge
Demospongiae
 Monalithistida - Lecanellidae
Lecanella sp.
Lecanella sp. Zittel 1878 demosponge
 Spirosclerophorida - Discostromatidae
"Hyalotragos radiatum" = Pyrgochonia (Actinostrombus) radiata, Hyalotragos pezizoides, Hyalotragos patella
"Hyalotragos radiatum" = Pyrgochonia (Actinostrombus) radiata Goldfuss 1829 demosponge
Hyalotragos pezizoides Goldfuss 1833 demosponge
Hyalotragos patella Goldfuss 1826 demosponge
 Spirosclerophorida - Platychoniidae
Platychonia schlotheimi
Platychonia schlotheimi Goldfuss 1833 demosponge
 Spirosclerophorida - Cnemidiastridae
Cnemidiastrum stellatum, "Cnemidiastrum rimulosum" = Cnemopeltia (Cnemopeltia) rimulosum
Cnemidiastrum stellatum Goldfuss 1826 demosponge
"Cnemidiastrum rimulosum" = Cnemopeltia (Cnemopeltia) rimulosum Goldfuss 1826 demosponge
 Tetralithistida - Cylindrophymatidae
Cylindrophyma milleporata
Cylindrophyma milleporata Goldfuss 1826 demosponge