Coccogoneae - Chroococcales - Chroococcaceae
Synonym: Sphaerophycus wilsonii Knoll 1982
Full reference: R. J. Horodyski and J. A. Donaldson. 1980. Microfossils from the Middle Proterozoic Dismal Lakes Group, Arctic Canada. Precambrian Research 11:125-159
Belongs to Sphaerophycus according to V. N. Sergeev et al. 1995
See also Hofmann and Jackson 1991, Horodyski and Donaldson 1980, Nyberg and Schopf 1984 and Zhang 1985
Sister taxa: Sphaerophycus densus, Sphaerophycus parvum, Sphaerophycus reticulatum, Sphaerophycus tetragonalis
Type specimens:
- Sphaerophycus medium: GSC-57989; coordinates 5.0x/11.3y. Its type locality is Locality A42, Dismal Lakes, which is in an Ectasian peritidal dolomite in the Kendall River Formation of Canada.
- Sphaerophycus wilsonii:
Ecology: stationary "photoautotroph"
Distribution:
• Tonian of Greenland (2 collections), the Russian Federation (1)
• Stenian of Canada (2: Nunavut)
• Ectasian of Canada (1: Nunavut), the Russian Federation (1)
• Calymmian of China (1), the Russian Federation (1)
Total: 9 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.