Zhuzhai, coral-stromatoporoid reefs (Ordovician of China)

Also known as Reef 932

Where: Jiangxi, China (28.6° N, 118.3° E: paleocoordinates 2.0° N, 124.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Tangyagraptus typicus graptolite zone, Xiazhen Formation, Ashgill (449.5 - 443.7 Ma)

• lower part of the formation, Middle Ashgill

• group of beds-level stratigraphic resolution

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

• low-relief coral-stromatoporoid reefs, reef cores are 12 m thick and about 1 kmĀ² in area

Size class: macrofossils

Primary reference: Y. Li, S. Kershaw, and X. Mu. 2004. Ordovician reef systems and settings in South China before the Late Ordovician mass extinction. Palaeogeography, Palaeoclimatology, Palaeoecology 205:235-254 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 80138: authorized by Wolfgang Kiessling, entered by Uta Merkel on 07.04.2008, edited by Mihaela Krause

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Chlorophyceae
 Dasycladales - Dasycladaceae
Dasycladaceae indet. Kutzing 1843
Anthozoa
 Cystiphyllida - Tryplasmatidae
Tryplasma sp.2 Lonsdale 1845 horn coral
 Stauriida - Stauriidae
Palaeophyllum sp. Billings 1858 horn coral
Favistina sp. Flower 1961 horn coral
 Favositida - Agetolitidae
Agetolites sp. Sokolov 1955 tabulate coral
Agetolites maxima2 Lin and Chow 1977 tabulate coral
Agetolites oculiporoides2 Lin 1960 tabulate coral
Agetolitella sp. Kim 1962 tabulate coral
 Heliolitida - Halysitidae
Catenipora sp. Lamarck 1816 tabulate coral
 Heliolitida - Plasmoporellidae
Plasmoporella sp. Kiaer 1899 tabulate coral
 Auloporida - Fletcheriellidae
Eofletcheriella sp. Lin and Chow 1977 tabulate coral
Stromatoporoidea
 Clathrodictyida - Actinodictyidae
Ecclimadictyon sp.1 Nestor 1964 stromatoporoid sponge
 Clathrodictyida - Clathrodictyidae
Clathrodictyon sp. Nicholson and Murie 1878 stromatoporoid sponge
Labyrinthodictyon sp.1 Nestor et al. 2010 stromatoporoid sponge
 Labechiida - Aulaceratidae
Aulacera sp.1 Plummer 1843 stromatoporoid sponge
 Labechiida - Labechiidae
Labechiella sp.1 Yabe and Sugiyama 1930 stromatoporoid sponge
Labechia sp.1 Milne-Edwards and Haime 1851 stromatoporoid sponge
 Labechiida - Rosenellidae
Pseudostylodictyon sp.1 Ozaki 1938 stromatoporoid sponge
Rosenella sp.1 Nicholson 1886 stromatoporoid sponge
Pachystylostroma sp.1 Nestor 1964 stromatoporoid sponge
Cystostroma sp.1 Galloway and St Jean 1957 stromatoporoid sponge
 Mollusca -
Cephalopoda
  -
Cephalopoda indet.2 Cuvier 1797
Gastropoda
  -
Gastropoda indet.2 Cuvier 1795 snail
Rhynchonellata
 Pentamerida - Virgianidae
Bryozoa
  -
Bryozoa indet.2 bryozoan
Trilobita
  -
Trilobita indet.2 Walch 1771 trilobite
Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
Pterobranchia
 Graptoloidea - Diplograptidae