was named by Walcott (1877) [Type specimen at FMNH.
According to Moss & Westrop (2014):
Not Encrinuroides c.f. rarus sensu Ludvigsen 1975 pl. 3, figs. 22, 23 [= W. rolfi n. sp.].
Not Encrinuroides c.f. rarus sensu Ludvigsen 1978 pl. 2, fig. [= W. rolfi n. sp.].
Not Encrinuroides c.f. rarus sensu Ludvigsen 1979 p. 21, figs. 42–48 [= W. rolfi n. sp.].
Not Encrinuroides rarus sensu Tremblay & Westrop fig. 17.27–17.36 [= W. tremblayi n. sp.; see Lésperence and Desbiens 1995, p. 9].]. Its type specimen is UC 12322, a cephalon/head (cranidium), and it is a 3D body fossil. It is the type species of Walencrinuroides
It was recombined as Encrinuroides rarus
by Chatterton and Ludvigsen (1976); it was recombined as Walencrinuroides rarus
by Lespérance and Desbiens (1995)
and Moss and Westrop (2014)