Bed 10, Sample Xx, 159a, Xianfeng Phosphorite Quarry, 23 km west of Xianfeng (Cambrian to of China)

Where: Yunnan, China (25.5° N, 103.0° E: paleocoordinates 36.7° N, 163.4° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Zhongyicun Member (Dengying Formation), Meishucunian to Meishucunian (530.7 - 521.0 Ma)

• Bed #10

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, black phosphorite and lithified, lenticular, dolomitic, gray, conglomeratic phosphorite

• Black, medium-bedded phosphorite intercalated with lenticular conglomerate-bearing dolomitic phosphorite, the upper 85 cm of which is richly fossiliferous.

Size class: macrofossils

Preservation: cast

Collection methods: GPIN

Primary reference: Y. Qian and S. Bengtson. 1989. Palaeontology and biostratigraphy of the Early Cambrian Meishucunian Stage in Yunnan Province, South China. Fossils and Strata 24:1-156 [P. Wagner/P. Wagner/S. Nurnberg]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 50504: authorized by Pete Wagner, entered by Pete Wagner on 16.05.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Yunnanopleura accurata
  - Maikhanellidae
"Yunnanopleura biformis" = Yunnanopleura accurata
"Yunnanopleura biformis" = Yunnanopleura accurata Bokova 1985
Yü 1987
Xiadongoconus luminosus
  - Maikhanellidae
Xiadongoconus cf. luminosus Yü 1979
Yü 1979
Purella
  - Maikhanellidae
Purella squamulosa n. sp. Qian and Bengtson 1989
Canopoconus cambrinus
  - Maikhanellidae
"Canopoconus cambrinus" = Canopoconus superatus
"Canopoconus cambrinus" = Canopoconus superatus Feng et al. 2001
Canopoconus
  - Maikhanellidae
"? Canopoconus radularis n. sp." = Canopoconus superatus
"? Canopoconus radularis n. sp." = Canopoconus superatus Feng et al. 2001
Helcionelloida
  - Helcionellidae
Emarginoconus cf. mirus, "? Bemella emeiensis" = Bemella amplaperata, "Archaeospira cf. sonlingpoensis" = Oelandiella korobkovi, "Archaeospira ornata" = Oelandiella korobkovi, "? Bemella cf. simplex" = Securiconus simplex
"? Bemella emeiensis" = Bemella amplaperata Yü 1979
Yü 1987
"Archaeospira cf. sonlingpoensis" = Oelandiella korobkovi Vostokova 1962
"Archaeospira ornata" = Oelandiella korobkovi Vostokova 1962
Yü 1979
"? Bemella cf. simplex" = Securiconus simplex Yü 1979
Yü 1979
 Helcionellida - Rugaeconidae
Xianfengella prima He and Yang 1982
Aculifera
  - Halkieriidae
"Ocruranus finial" = Ocruranus finial, "Eohalobia diandongensis" = Ocruranus finial, Ocruranus trulliformis
"Ocruranus finial" = Ocruranus finial Liu 1979
"Eohalobia diandongensis" = Ocruranus finial Liu 1979
Mobergella
  - Mobergellidae