Hafniasphaera
From dinoflaj2
HAFNIASPHAERA Hansen, 1977, p.13-14. Originally (and now) Hafniasphaera, subsequently Spiniferites subgenus Hafniasphaera. We herein retain Hafniasphaera as a genus on the basis of its distinctive morphology. Taxonomic senior synonym: Spiniferites, according to Stover and Williams (1987, p.117) - however, Edwards (1996, p.989) retained Hafniasphaera. Taxonomic junior synonym: Rivernookia, according to Lentin and Williams (1985, p.311). Type: Hansen, 1977, fig.18A, as Hafniasphaera hyalospinosa.
Parent: Subfamily Gonyaulacoideae
Species List: