hantkeninoidea hantkeninoidea hantkeninoidea (hantkeninacea in older classifications) is a superfamily of foraminifera with planispiral or enrolled biserial tests, found in marine sediments of paleocene to miocene age, in which chambers vary from globular to elongate and the primary aperture is equatorial in position. it contains one family, the hantkeninidae. hantkeninoideatemporal range: paleocene - miocene scientific classification domain: eukaryota clade: diaphoretickes clade: sar phylum: retaria infraphylum: foraminifera class: globothalamea order: rotaliida suborder: globigerinina superfamily: hantkeninoideacushman, 1927 families hantkeninidae cushman, 1927 members of the hantkeninacea were included in the family hantkeninidae, established by cushman, 1927, as defined in the treatise, part c, 1964, which is accordingly included in the globigerinacea, a superfamily in the foraminiferal suborder, rotaliina.