Chaohu (Cambrian of China)

Where: Anhui, China (31.6° N, 117.9° E: paleocoordinates 23.3° N, 157.0° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Meishucunian (541.0 - 516.0 Ma)

• top of Dengying (=Tongying) Formation and base of Lengquanwang Formation

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: S. G. Zhang and C. Y. Sun. 1991. Early Cambrian small shelly fossils from Chaohu area, Anhui. Acta Micropalaeontologica Sinica 8(1):19-40 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 107772: authorized by Wolfgang Kiessling, entered by Uta Merkel on 14.04.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Scyphozoa
 Anabaritida - Anabaritidae
? Tiksitheca sp. Rozanov et al. 1969 jellyfish
Anabarites sp. Voronova and Missarzhevsky 1969 jellyfish
 Coronatae -
? Olivooides sp. Qian 1977 jellyfish
Fomitchella
  -
"Fomitchella" sp. Missarzhevsky in Rozanov 1969
Aculifera
  - Halkieriidae
"Stephaconus sp." = Ocruranus
"Stephaconus sp." = Ocruranus Liu 1979
Monoplacophora
  -
Helcionelloida
 Helcionellida - Helcionellidae
"cf. Sacciconus sacciformis" = Bemella, Anhuiconus sp.
"cf. Sacciconus sacciformis" = Bemella
Anhuiconus sp. Zhou and Xiao 1984
 Helcionellida - Carinopeltidae
Protoconus sp. YĆ¼ 1979
Brachiopoda
 Tommotiida - Lapworthellidae
Lapworthella sp. Cobbold 1921
Orthothecimorpha
 Circothecida -
? Spinulitheca sp. Sysoyev 1968
Hyolitha
 Orthothecida - Allathecidae
Allatheca cf. nanjiangensis Yang and He 1984
 Orthothecida -
"Actinotheca dolioformis" = Cupitheca
"Actinotheca dolioformis" = Cupitheca
 Orthothecida - Circothecidae
? Circotheca sp. Syssoiev 1958