Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Foraminifera
Globothalamea
Rotaliida
Rotaliina
Bolivinitoidea
Bolivinitidae
Bolivinitinae

Coryphostoma (22911893)

Children (8 direct children, 8 direct and indirect children):

Coryphostoma clippertonense

Coryphostoma plaitum

Coryphostoma pseudodigitalis

Coryphostoma saidianum

Coryphostoma spissus

Coryphostoma tortugianum

Coryphostoma trinidadense

Coryphostoma zanzibaricum