Rao Cai, lower Quy Dat Beds (Devonian to of Vietnam)

Where: Vietnam (17.9° N, 105.8° E: paleocoordinates 7.1° N, 121.3° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Quy Dat Formation, Eifelian to Eifelian (393.3 - 382.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone and lithified marl

Size class: macrofossils

Primary reference: T. Tong-Dzuy, T. H. Dang, D. H. Nguyen, D. K. Nguyen, H. H. Nguyen, T. D. Nguyen, H. P. Ta, K. N. Pham, and N. T. Doan. 1988. Stratigrafiya i tselenteraty Dewona W'etnama, 1: Stratigrafiya [Devonian stratigraphy and coelenterata of Vietnam, 1: Stratigraphy] 5-184 [W. Kiessling/U. Merkel/U. Merkel]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 83339: authorized by Wolfgang Kiessling, entered by Uta Merkel on 19.08.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

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unclassified
  -
Floricrinus floreus
Strophomenata
 Productida - Araksalosiidae
Chonetipustula orientalis
Rhynchonellata
 Spiriferida - Reticulariidae
Undispirifer undiferus
 Terebratulida - Stringocephalidae
Stringocephalus burtini
 Pentamerida - Gypidulidae
Gypidula vietnamica, Gypidula calceola, Gypidula biplicata
Gypidula biplicata Schnur 1851
 Atrypida - Atrypidae
Desquamatia kansuensis, Desquamatia magna, Spinatrypa quidatensis, Spinatrypa aspera, Spinatrypa bodini
Tentaculita
 Volynitida - Volynitidae
Podolites obumi
Anthozoa
 Heliolitida - Heliolitidae
Heliolites ataiformis
Heliolites ataiformis tabulate coral
 Favositida - Coenitidae
Coenites dubatolovi, Coenites multus
Coenites dubatolovi tabulate coral
Coenites multus tabulate coral
 Favositida - Alveolitidae
Scoliopora dubrovensis, Alveolites admirabilis, Crassialveolites crassus
Scoliopora dubrovensis tabulate coral
Alveolites admirabilis tabulate coral
Crassialveolites crassus tabulate coral
 Favositida - Pachyporidae
Thamnopora polygonalis, Thamnopora cf. nicholsoni
Thamnopora polygonalis tabulate coral
 Stauriida - Stauriidae
Dendrostella trigemme
 Stauriida - Stringophyllidae
Stringophyllum isactum
 Stauriida - Kyphophyllidae
"Sinospongophyllum planotabulatum" = Tabulophyllum, "Sinospongophyllum conicum" = Tabulophyllum
"Sinospongophyllum planotabulatum" = Tabulophyllum horn coral
"Sinospongophyllum conicum" = Tabulophyllum horn coral
 Stauriida - Endophyllidae
Iowaphyllum medium, Iowaphyllum chucaense
 Cystiphyllida - Cystiphyllidae
Cystiphylloides cf. kwangsiense
Stromatoporoidea
 Syringostromatida - Stachyoditidae
Stachyodes sp.
Stachyodes sp. Bargatzky 1881 stromatoporoid sponge
 Stromatoporellida - Stromatoporellidae
Clathrocoilona obliterata
Clathrocoilona obliterata Lecompte 1951 stromatoporoid sponge
Demospongiae
 Chaetetida - Chaetetidae
Pachytheca alexeikimi, Pachytheca abdita
Pachytheca alexeikimi chaetetid sponge
Pachytheca abdita chaetetid sponge
 Hadromerida - Suberitidae
Chaetetes aff. magnus, Chaetetes aff. yunnanensis