According to the
AlgaeBase (amount of species per genus); •
Actinotrichia - 5 spp. •
Dichotomaria - 20 spp. •
Galaxaura - 25 spp. •
Tricleocarpa - 8 spp. Former genera;
Alysium ,
Brachycladia ,
Halysium ,
Holonema ,
Microthoe ,
Pseudoscinaia ,
Spongotrichum and
Zanardinia == References ==