Radiolaria - Spumellaria - Xiphostylidae

Alternative combination: Tripocyclia rosespitense

Belongs to Triactoma according to Whalen and Carter 2002

Sister taxa: Triactoma amajacensis, Triactoma blakei, Triactoma cellulosa, Triactoma frequens, Triactoma hexeris, Triactoma hidalgoensis, Triactoma jonesi, Triactoma kellumi, Triactoma mexicana, Triactoma parablakei, Triactoma paramexicana, Triactoma prolongata, Triactoma spinosa, Triactoma tenuspinea, Triactoma tithonianum

Type specimen: Its type locality is GSC loc. C-080597, Graham Island, which is in a Toarcian/Toarcian open shallow subtidal sandstone in the Phantom Creek Formation of Canada.

Ecology: passively mobile planktonic omnivore