Calcisphaerula
From dinoflaj2
"CALCISPHAERULA" Bonet, 1956, p.441-443. Name not validly published: name of "type species" not validly published. Taxonomic senior synonym: Pithonella, according to Villain (1977, p.144). Type: not designated; "type species" - Calcisphaerula innominata (name not validly published).
Species List: