Artiscium Haeckel, 1887 (original description)
Craspedomma Haeckel, 1887 (original description)
Dicranaster Haeckel, 1887 (original description)
Dictyastrella Haeckel, 1887 (original description)
Dictyastromma Haeckel, 1887 (original description)
Dictyocorynium Haeckel, 1887 (original description)
Dictyocorynula Haeckel, 1887 (original description)
Ethmosphaerella Haeckel, 1887 (original description)
Ethmosphaeromma Haeckel, 1887 (original description)
Eucollosphaera Haeckel, 1887 (original description)
Hagiastrella Haeckel, 1887 (original description)
Hagiastromma Haeckel, 1887 (original description)
Haliommantha Haeckel, 1887 (original description)
Haliommetta Haeckel, 1887 (original description)
Haliommilla Haeckel, 1887 (original description)
Haliommura Haeckel, 1887 (original description)
Heliodendrum Haeckel, 1887 (original description)
Heliodiscetta Haeckel, 1887 (original description)
Heliodiscilla Haeckel, 1887 (original description)
Heliodiscomma Haeckel, 1887 (original description)
Heliodiscura Haeckel, 1887 (original description)
Heliosestantha Haeckel, 1887 (original description)
Heliosestilla Haeckel, 1887 (original description)
Heliosestomma Haeckel, 1887 (original description)
Heliosomantha Haeckel, 1887 (original description)
Heliosomura Haeckel, 1887 (original description)
Heliosphaerella Haeckel, 1887 (original description)
Heliosphaeromma Haeckel, 1887 (original description)
Hexacolparium Haeckel, 1887 (original description)
Hexacolpidium Haeckel, 1887 (original description)
Hexaconarium Haeckel, 1887 (original description)
Hexaconidium Haeckel, 1887 (original description)
Hexacontanna Haeckel, 1887 (original description)
Hexacontarium Haeckel, 1887 (original description)
Hexacontella Haeckel, 1887 (original description)
Hexacontosa Haeckel, 1887 (original description)
Hexacontura Haeckel, 1887 (original description)
Hexadilemma Haeckel, 1887 (original description)
Hexalasparium Haeckel, 1887 (original description)
Hexalaspidium Haeckel, 1887 (original description)
Hexalastromma Haeckel, 1887 (original description)
Hexalonchara Haeckel, 1887 (original description)
Hexaloncharium Haeckel, 1887 (original description)
Hexalonchetta Haeckel, 1887 (original description)
Hexalonchilla Haeckel, 1887 (original description)
Hexalonchusa Haeckel, 1887 (original description)
Hexancora Haeckel, 1887 (original description)
Hexastylanthus Haeckel, 1887 (original description)
Hexastylarium Haeckel, 1887 (original description)
Hexastylettus Haeckel, 1887 (original description)
Hexastylissus Haeckel, 1887 (original description)
Hexastylurus Haeckel, 1887 (original description)
Hexonasparium Haeckel, 1887 (original description)
Hexonaspidium Haeckel, 1887 (original description)
Hexoniscus Haeckel, 1887 (original description)
Histiastrella Haeckel, 1887 (original description)
Histiastromma Haeckel, 1887 (original description)
Holosiphonia Haeckel, 1887 (original description)
Hymenactinium Haeckel, 1887 (original description)
Hymenacturium Haeckel, 1887 (original description)
Hymenastrella Haeckel, 1887 (original description)
Hymenastromma Haeckel, 1887 (original description)
Hystrichasparium Haeckel, 1887 (original description)
Hystrichaspidium Haeckel, 1887 (original description)
Hystrichaspis Haeckel, 1887 (original description)
Icosasparium Haeckel, 1887 (original description)
Icosaspidium Haeckel, 1887 (original description)
Lampoxanthella Haeckel, 1887 (original description)
Lampoxanthium Haeckel, 1887 (original description)
Lampoxanthomma Haeckel, 1887 (original description)
Lampoxanthura Haeckel, 1887 (original description)
Melitomma Haeckel, 1887 (original description)
Merosiphonia Haeckel, 1887 (original description)
Monozonaris Haeckel, 1887 (original description)
Monozonitis Haeckel, 1887 (original description)
Myelastrella Haeckel, 1887 (original description)
Myelastromma Haeckel, 1887 (original description)
Octodendridium Haeckel, 1887 (original description)
Octodendron Haeckel, 1887 (original description)
Octodendronium Haeckel, 1887 (original description)
Octopelta Haeckel, 1887 (original description)
Octopylissa Haeckel, 1887 (original description)
Octopylura Haeckel, 1887 (original description)
Octotympanum Haeckel, 1887 (original description)
Ommathymenium Haeckel, 1887 (original description)
Ommatocampium Haeckel, 1887 (original description)
Ommatocampula Haeckel, 1887 (original description)
Ommatocorona Haeckel, 1887 (original description)
Ommatodisculus Haeckel, 1887 (original description)
Orophasparium Haeckel, 1887 (original description)
Orophaspidium Haeckel, 1887 (original description)
Panarelium Haeckel, 1887 (original description)
Panaromium Haeckel, 1887 (original description)
Panartella Haeckel, 1887 (original description)
Panartidium Haeckel, 1887 (original description)
Panartissa Haeckel, 1887 (original description)
Panartoma Haeckel, 1887 (original description)
Panartura Haeckel, 1887 (original description)
Panartus Haeckel, 1887 (original description)
Panicidium Haeckel, 1887 (original description)