Cambrorhytium major Conway Morris and Robinson 1988

Cambrorhytium major

Synonyms: Orthotheca major Walcott 1908 [objective synonym], Selkirkia gracilis Walcott 1911 [objective synonym]

Full reference: S. Conway Morris and R. A. Robinson. 1988. More soft-bodied animals and algae from the Middle Cambrian of Utah and British Columbia. University of Kansas Paleontological Contributions 122:1-48

Belongs to Cambrorhytium according to X. L. Zhang and H. Hua 2005

See also Conway Morris and Robinson 1988

Sister taxon: Cambrorhytium fragilis

Type specimens:

  • Cambrorhytium major: USNM 96542 (Tube)
  • Orthotheca major:
  • Selkirkia gracilis:

Ecology: stationary epifaunal suspension feeder


• Cambrian of Canada (8: British Columbia collections), China (1)

Total: 9 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

Click image to enlarge. Click to access iDigBio record.