Spiniferites cingulatus var. prominoseptatus
From dinoflaj2
"var. prominoseptatus" Wilson in Slimani, 1994, p.104. Name not validly published: no description or illustration. Taxonomic senior synonym: Impagidinium rigidaseptatum, according to Slimani (2001a, p.193). Parent: Spiniferites cingulatus