Summary Rarely found in intertidal areas - even more rarely reported because of its superficial similarity to [[Evasterias troscheli]]. It is, however, much less rigid and has thin spines along the edges of the arms that recall a more fragile version of a [[Pycnopodia helianthoides]] arm.
From Natural History of Southeast Alaska
A list of all pages that have property "Summary" with value "Rarely found in intertidal areas - even more rarely reported because of its superficial similarity to [[Evasterias troscheli]]. It is, however, much less rigid and has thin spines along the edges of the arms that recall a more fragile version of a [[Pycnopodia helianthoides]] arm."