Davidonia rostratum Zhou and Xiao 1984

Helcionelloida - Helcionellida - Helcionellidae

Alternative combinations: Davidonia rostrata, Mackinnonia rostrata, Mackinnonia rostratum, Mellopegma rostratum

Synonyms: Bemella anhuiensis Zhou and Xiao 1984, Bemella costa Zhou and Xiao 1984, Bemella costata Zhou and Xiao 1984, Davidonia anhuiensis Zhou and Xiao 1984, Davidonia costata Zhou and Xiao 1984, Davidonia davidi Bengtson et al. 1990, Davidonia obliqua Landing and Bartowski 1996, Mackinnonia anhuiensis Zhou and Xiao 1984, Mackinnonia costa Zhou and Xiao 1984, Mackinnonia costata Zhou and Xiao 1984, Mackinnonia davidi Bengtson et al. 1990, Mackinnonia obliqua Landing and Bartowski 1996

Full reference: B. Zhou and L. Xiao. 1984. Early Cambrian monoplacophorans and gastropods from Huainan and Huoqiu Counties, Anhui Province. Professional Papers in Stratigraphy and Palaeontology 13:125-140

Belongs to Davidonia according to P. J. Wagner 2023

See also Bengtson et al. 1990, Claybourn et al. 2019, Landing and Bartowski 1996, Landing et al. 2002, Parkhaev 2001, Parkhaev 2005, Parkhaev 2017, Peel 2021, Skovsted 2004, Steiner et al. 2004, Wotte 2006 and Zhou and Xiao 1984

Sister taxon: Davidonia taconica

Type specimens:

  • Davidonia rostratum: Geological Institute, Anhui Province 800059, a shell. Its type locality is Huoqiu, Huainan, which is in an Atdabanian/Botomian carbonate limestone in the Yutaishan Formation of China.
  • Davidonia anhuiensis: Its type locality is Huoqiu, Huainan, which is in an Atdabanian/Botomian carbonate limestone in the Yutaishan Formation of China.
  • Davidonia costata: Its type locality is Huoqiu, Huainan, which is in an Atdabanian/Botomian carbonate limestone in the Yutaishan Formation of China.
  • Davidonia obliqua: Its type locality is E-Bar-4.0 - Keeler's Eskimo Bar ice cream stand, which is in a Dyeran slope siltstone in the Browns Pond Formation of New York.
  • Mackinnonia davidi: SAMP 29013, a shell.

Distribution:

• Cambrian of Antarctica (4 collections), Australia (23), Canada (1: Quebec), China (4), Greenland (5), United States (5: New York)

Total: 42 collections including 50 occurrences

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Specimen images are retrieved through the ePANDDA API.


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