Alternative combination: Helicopontosphaera euphratis
Belongs to Helicosphaera according to Haq 1966
Sister taxa: Helicosphaera burkei, Helicosphaera carteri, Helicosphaera cateri, Helicosphaera compacta, Helicosphaera ethologa, Helicosphaera intermedia, Helicosphaera lophota, 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 wilcoxonii, Helicopontosphaera heezenii, Helicopontosphaera ampliaptera, Helicopontosphaera dinesenii, Helicopontosphaera hyalina, Helicopontosphaera granulata, Helicopontosphaera bramlettei, Helicopontosphaera minima
Ecology: passively mobile planktonic "photoautotroph"
Distribution:
• NN21 of North Pacific (1 collection)
• Quaternary of South Pacific (3)
• Pliocene of North Atlantic (4), South Pacific (1)
• NN12 of North Pacific (2)
• Miocene to Pliocene of North Pacific (1)
• Miocene of Indian Ocean (65), North Atlantic (9), North Pacific (129), South Pacific (31)
• NN1 of Indian Ocean (2), North Atlantic (3), North Pacific (17), South Pacific (1)
• Oligocene to Miocene of North Atlantic (12), North Pacific (10), South Pacific (3)
• Oligocene of Indian Ocean (7), North Atlantic (59), North Pacific (48), South Pacific (15)
• H. alabamensis HOZ of South Pacific (1)
• Eocene to Oligocene of North Atlantic (1), North Pacific (7)
• Eocene of North Atlantic (4), North Pacific (1)
Total: 437 collections including 441 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.