Spiculaphyceae

Spiculaphyceae includes the descendants of the needlehead. Spiculaphyceae members may be referred to by the common name of 'arrowhead', such as the twilight arrowhead or necrotic arrowhead.

Domain: Eukaryota
 * Kingdom: Cillognathias
 * Phylum: Gabellei
 * Class: Spiculaphyceae
 * Order: Suetonii (Muckrakers)
 * Order: Daedalii (Sea Glider)