Type species of the genus by monotypy: Ptilocrinus antarcticus Bather, 1908.
Synonymy: Dumetocrinus Mironov & Sorokina, 1998 a: 413; Mironov & Sorokina, 1998 b: 19; Ptilocrinus sensu lato pars. Roux et al., 2002: 822; Dumetocrinus Roux & Lambert, 2011: 45 –48, fig. 33; Hess, 2011 b: T 174.