†family Damesellidae Kobayashi 1935 (trilobite)
Parent taxon: Lichida according to H. B. Whittington et al. 1997
Sister taxa: Akantharges, Brutonia, Ceratolichas, Craspedarges, Eifliarges, Gaspelichas, Hopolichoides, Jasperia, Leiolichas, Lichakephalidae, Lichakephalina, Lichidae, Lyralichas, Metaleiolichas, Nipponarges, Nonix, Odontopleuridae, Odontopleuroidea, Otarozoum, Paraleolichas, Rontrippia, Tsunylichas, Uripes
Subtaxa: Ariaspis, Bergeronites, Blackwelderia, Blackwelderioides, Damesella, Damesops, Dipentaspis, Drepanura, Guancenshania, Haibowania, Meringaspis, Metashantungia, Palaeadotes, Parablackwelderia, Paradamesella, Protaitzehoia, Shantungia, Stephanocare, Taihangshaniashania, Taitzehoia, Teinistion
Ecology: fast-moving low-level epifaunal carnivore