Jushui sponge mounds (Triassic of China)

Also known as Reef 8

Where: Sichuan, China (31.5° N, 104.2° E: paleocoordinates 25.9° N, 83.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Upper Member (Hanwang Formation), Carnian (237.0 - 228.0 Ma)

• group of beds-level stratigraphic resolution

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

• deep-water mounds
• elliptical reef mounds with longitudinal axes of 100 m or more and somewhat narrower widths of about 60 m at their bases, 40-60 m high; intereef distances between the isolated patch reefs range from 100 m to 2 km; reef core: sponge bafflestones

Size classes: macrofossils, mesofossils, microfossils

Collection methods: Data from sponge mound and intermound facies

Primary reference: X. Wu. 1989. Carnian (Upper Triassic) sponge mounds of the northwestern Sichuan Basin, China: Stratigraphy, facies and paleoecology. Facies 21:171-188 [W. Kiessling/W. Kiessling/W. Kiessling]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 25405: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 11.09.2002, edited by Uta Merkel

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Hexactinellida
 Amphidiscosa - Pelicaspongiidae
Keriogastrospongia phialoides2 Wu 1989 glass sponge
 Reticulosa - Stereodictyidae
Glossospongia angustoscula2 Wu 1989 glass sponge
Glossospongia regularis n. sp.2 Rigby et al. 1998 glass sponge
 Hexactinosa - Cribrospongiidae
Tesselospongia fistulosa2 Rigby et al. 1998 glass sponge
Nelumbifolium pectiniforme2 Wu 1990 glass sponge
 Hexactinosa - Euretidae
Dracospongia undulata n. gen. n. sp.2 Rigby et al. 1998 glass sponge
Radioplica stephana2 Wu 1990 glass sponge
 Lyssacinosa -
Lyssacinosa indet. Zittel 1877 glass sponge
 Innaecoeliida - Craticulariidae
Dracolychnos annulirotatus2 Wu and Xiao 1989 glass sponge
Casearia articulata2 Schmidel 1780 glass sponge
Casearia decursiva2 Wu 1990 glass sponge
Casearia oblata2 Wu 1990 glass sponge
Scipiospongia columnaria n. gen. n. sp.2 Rigby et al. 1998 glass sponge
Sphenaulax pliopetala2 Wu 1990 glass sponge
Sphenaulax infundibuliforma n. sp.2 Rigby et al. 1998 glass sponge
 Lychniscosa -
Lychniscosa indet. Schrammen 1903 glass sponge
Cephalopoda
 Ceratitida - Juvavitidae
Bacchites sp. Smith 1927 ceratite
Juvavites sp. Mojsisovics 1879 ceratite
Iuvavites sp.
 Ceratitida - Haloritidae
Anatomites sp. Mojsisovics 1893 ceratite
 Ceratitida - Thisbitidae
Thisbites agricolae Mojsisovics 1893 ceratite
 Ceratitida - Tropitidae
Discotropites cf. formosus Smith 1927 ceratite
 Ceratitida - Clionitidae
Indoclionites sp. Diener 1916 ceratite
 Ceratitida - Trachyceratidae
Protrachyceras sp. Mojsisovics 1893 ceratite
Gastropoda
 Murchisoniina - Phymatopleuridae
Worthenia sp. de Koninck 1883 snail
 Murchisoniina - Rhaphistomellidae
Rhaphistomella sp. Kittl 1891 snail
 Neritoina - Delphinulopsidae
? Marmolatella sp. Kittl 1894 snail
misspelled as Marmilatella
Bivalvia
 Arcida - Parallelodontidae
 Cyrtodontida - Pichleriidae
Pichleria auingeri Laube 1865 clam
 Pectinida - Limidae
Badiotella sp. Bittner 1890 file clam
 Pectinida - Pectinoidae
 Ostreida - Posidoniidae
Amonotis cf. rothpletzi Wanner 1907 oyster
Posidonia sp. Bronn 1828 oyster
 Ostreida - Halobiidae
Halobia cordillerana Smith 1927 oyster
Halobia aff. miesenbachensis Kittl 1912 oyster
 Ostreida - Pteriidae
Pteria cf. hofmanni pearl oyster
 Ostreida - Pergamidiidae
Pergamidia timorensis Krumbeck 1924 oyster
 Mytilida - Mytilidae
Modiolus pygmaeus Münster 1841 mussel
 Lucinida - Lucinidae
 Pholadida - Pleuromyidae
 Megalodontida - Megalodontidae
Pomarangina sp. Diener 1908 clam
listed as Pomarngina sp.
 Cardiida - Palaeocarditidae
 Carditida - Myophoricardiidae
 Trigoniida - Myophoriidae
Myophoria minor Chen 1976 clam
 Nuculanida - Malletiidae
Palaeoneilo elliptica Goldfuss 1837 clam
Scaphopoda
 Dentaliida - Dentaliidae
Antalis sp. Adams and Adams 1854 tusk shell
Rhynchonellata
 Rhynchonellida - Rhynchonellidae
 Rhynchonellida - Basiliolidae
Veghirhynchia sp. Dagys 1974
 Rhynchonellida - Tetrarhynchiidae
 Rhynchonellida - Wellerellidae
Euxinella subglobulina Liao and Sun 1974
 Rhynchonellida - Allorhynchidae
 Rhynchonellida - Halorellidae
Halorella sp. Bittner 1884
 Spiriferinida - Lepismatinidae
Lepismatina sp. Wang 1955
 Spiriferinida - Balatonospiridae
 Spiriferinida - Spiriferinidae
 Spiriferinida - Mentzeliidae
 Spiriferinida - Laballidae
Laballa suessi Winkler 1859
 Spiriferinida - Rastelligeridae
 Athyridida - Koninckinidae
"Koninckina telleri" = Carinokoninckina telleri Bittner 1890
 Athyridida - Neoretziidae
"Neoretzia sichuanensis" = Schwagerispira sichuanensis
"Neoretzia sichuanensis" = Schwagerispira sichuanensis Liao and Sun 1974
 Athyridida - Diplospirellidae
Oxycolpella oxycolpos Emmrich 1853
listed as Oxycolpos oxycolpos
 Terebratulida - Antzeilleridae
 Terebratulida - Angustothyrididae
"Sangiaothyris elliptica" = Rhaetina
Rhaetina gregaria Suess 1854
 Terebratulida -
 Terebratulida - Lobothyrididae
 Terebratulida - Zeilleriidae
Stenolaemata
 Trepostomida - Stenoporidae
"Paralioclema abnorme" = Arcticopora abnorme
"Paralioclema abnorme" = Arcticopora abnorme Morozova 1969
End reef builders