Belongs to Helicosphaera according to J. P. Pérez Panera 2013
Sister taxa: Helicosphaera burkei, Helicosphaera carteri, Helicosphaera cateri, Helicosphaera compacta, Helicosphaera ethologa, Helicosphaera euphratis, Helicosphaera intermedia, Helicosphaera neolophota, Helicosphaera obliqua, Helicosphaera orientalis, Helicosphaera pacifica, Helicosphaera papillata, Helicosphaera parallela, Helicosphaera perchnielseniae, Helicosphaera reticulata, Helicosphaera rhomba, Helicosphaera sellii, Helicosphaera seminulum, Helicosphaera stalis, Helicosphaera truncata, Helicosphaera walbersdorfensis, Helicopontosphaera bramlettei, Helicopontosphaera hyalina, Helicopontosphaera dinesenii, Helicopontosphaera ampliaptera, Helicopontosphaera heezenii, Helicopontosphaera wilcoxonii, Helicopontosphaera minima, Helicopontosphaera granulata
Ecology: passively mobile planktonic "photoautotroph"
Distribution:
• Eocene of United States (4: California, North Carolina collections)
• Paleocene of Argentina (1)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.