Original diagnosis by Banse (1980: 21): "A member of the Terebellidae with pronounced lateral lappets and ventral ... [details]
Original diagnosis by Banse (1980: 22): "A species of Betapista with lateral lappets on segments 1, 3, and 4. With ... [details]
Northeast Pacific: Blubber Bay (British Columbia, Canada). [details]
From Banse (1980: 21): "The name of the genus refers to the provisional name, Pista B, given by K. D. Hobson." [details]
From Banse (1980: 22): "The species is named after the late Katharine Dekker Hobson who recognized the type ... [details]
After revising both holotypes, Banse (1980) considered Polycirrus perplexus Moore, 1923 to be a junior synonym of ... [details]
Blubber Bay, British Columbia, western Canada, Pacific Ocean (49.8033°, -124.6183°). [details]
Holotype (CAS 38) and four "virtual paratypes" (CAS 70) deposited at the California Academy of Science, San ... [details]