Gezhongwu, beds 15-16 (Cambrian of China)

Where: Guizhou, China (26.6° N, 105.9° E: paleocoordinates 33.8° N, 161.4° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Siphogonuchites - Lapworthella small shelly zone, Gezhongwu Member (Dengying Formation), Meishucunian (530.7 - 521.0 Ma)

• Siphogonuchites - Lapworthella assemblage

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, phosphatic dolomite

Size class: macrofossils

Primary reference: Y. Xing, Q. Ding, H. Luo, T. He, and Y. Wang. 1984. The Sinian-Cambrian boundary of China and its related problems. Geological Magazine 121(3):155-170 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 106512: authorized by Wolfgang Kiessling, entered by Uta Merkel on 23.03.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Coeloscleritophora
 Chancelloriida - Sachitidae
Sachites sp., Sachites maidipingensis
Sachites sp. Meshkova 1969
Emeithella
  -
Emeithella sp.
Emeithella sp. Qian 1977
Cambroclavida
  - Zhijinitidae
Zhijinites sp., "Zhijinites longistriatus" = Zhijinites longistriatus, "Zhijinites minutus" = Zhijinites longistriatus, Zhijinites panduriformis
Zhijinites sp. Qian 1978
"Zhijinites longistriatus" = Zhijinites longistriatus Qian 1978
"Zhijinites minutus" = Zhijinites longistriatus Qian 1978
Zhijinites panduriformis Qian and Yin 1984
  -
Parazhijinites guizhouensis
Parazhijinites guizhouensis Qian and Yin 1984
Solenotia
  -
Solenotia incurva
Solenotia lobata
  -
Solenotia lobata n. sp.
Solenotia lobata n. sp. Qian and Yin 1984
Phyllochites involutus
  -
Phyllochites involutus n. gen. n. sp.
Phyllochites involutus n. gen. n. sp. Qian and Yin 1984
Solenotia elongata
  -
Solenotia elongata n. sp.
Solenotia elongata n. sp. Qian and Yin 1984
Mobergella
  - Mobergellidae
Mobergella sp.
Mobergella sp. Herdström 1923
Scyphozoa
 Coronatae -
Olivooides sp.
Olivooides sp. Qian 1977 jellyfish
 Hyolithelminthida - Hyolithellidae
Pseudorthotheca tentaculoides, Hyolithellus sp.
Hyolithellus sp. Billings 1872
Lepidites emeishanensis
  - Maikhanellidae
"Lepidites emeishanensis" = Canopoconus superatus
"Lepidites emeishanensis" = Canopoconus superatus Feng et al. 2001
 Sachitida - Siphogonuchitidae
Lopochites sp.
Lopochites sp. Qian 1977
Aculifera
  - Halkieriidae
"Zeugites biformis" = Eohalobia, Zeugites bifidus
"Zeugites biformis" = Eohalobia
Zeugites bifidus Qian et al. 1979
Brachiopoda
 Tommotiida - Lapworthellidae
? Lapworthella orientalis, Lapworthella gezhongwuensis n. sp., Lapworthella annulata n. sp.
Lapworthella gezhongwuensis n. sp. Qian and Yin 1984
Lapworthella annulata n. sp. Qian and Yin 1984
Hyolitha
 Orthothecida -
Turcutheca sp.
Turcutheca sp. Rozanov et al. 1969
 Orthothecida - Circothecidae
Conotheca circumflexa, "Circotheca subcurvata" = Conotheca subcurvata, "Circotheca longiconica" = Conotheca subcurvata, "Circotheca nana" = Conotheca subcurvata, "Circotheca obesa" = Conotheca subcurvata
Conotheca circumflexa Rozanov et al. 1969
"Circotheca subcurvata" = Conotheca subcurvata Yü 1974
"Circotheca longiconica" = Conotheca subcurvata Yü 1974
"Circotheca nana" = Conotheca subcurvata Yü 1974
"Circotheca obesa" = Conotheca subcurvata Yü 1974