Full reference: M. R. Walter, J. H. Oehler, and D. Z. Oehler. 1976. Megascopic Algae 1300 Million Years Old from the Belt Supergroup, Montana: A Reinterpretation of Walcott's Helminthoidichnites. Journal of Paleontology 50(5):872-881
Parent taxon: Chlorophyta according to M. R. Walter et al. 1976
Sister taxa: Amgaella, Bryopsidophyceae, Calathella, Caulerpites, Charophyceae, Chlorophyceae, Chuariophyceae, Dasycladophyceae, Doushantuophyton, Fuxianospira, Indopolia, Laenigma, Lanceoforma, Megaspirella, Microfasta, Monostysisyrinaceae, Palaeomastigocladus, Parallelphyton, Physophycus, Pseudopalaeoporella, Retephycus, Schizosporis, Sgrossoella, Sinocylindra, Sinophyllum, Sphaeroporella, Spheroporella, Tetrasporaceae, Thaumatoporellales, Timanella, Ulvophyceae, Walcottophycus, Yakutina
Subtaxa: Proterotainia montana Proterotainia neihartensis
Type: Proterotainia montana
Ecology: stationary epifaunal "photoautotroph"
Distribution:
• Calymmian of United States (2: Montana collections)
Total: 2 collections including 3 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.