Orthothecimorpha - Circothecida
Alternative combinations: Orthotheca cylindrica, Turcutheca cylindrica
Full reference: A. W. Grabau. 1900. Palaeontology of the Cambrian terranes of the Boston Basin. Occasional Papers of the Boston Society of Natural History 4:601-694
Belongs to Ladatheca according to E. Landing 1988
See also Grabau 1900 and Qian 1978
Sister taxa: none
Ecology: stationary epifaunal suspension feeder
Distribution:
• Cambrian of Canada (44: Newfoundland and Labrador, Nova Scotia collections), Norway (2), Saint Pierre and Miquelon (1), United States (4: Massachusetts, Nevada)
• Placentian of Canada (2: Newfoundland and Labrador, Nova Scotia), United States (4: Massachusetts)
Total: 57 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.