''Spirorbis borealis'' is a sedentary marine polychaete worm in the Serpulidae family. It is commonly called the sinistral spiral tubeworm and is the type species of the genus ''Spirorbis''.
Similar species: Fan-head Worms
By Christine Young
Attribution Non-Commercial
Uploaded Dec 20, 2023. Captured Jun 7, 2022 16:39 in WELLS PUBLIC SAFETY BULDING, 1563 Post Rd, Wells, ME 04090, USA.
