Tubulanus annulatus

Tubulanus annulatus

Biological Flags

  • Ecosystem: Marine
Languages: English


General Description

Cinnamon red color sometimes a chocolate reddish-brown color. Dorsal white head edges with a half circular spot in the center. Has cephalic ridges, white lateral longitudinal stripes and complete white rings. Both a white median stripe on the dorsal surface bifurcates at the head tip enclosing a patch of the same color as the body easily distinguishes this species form Tubulanus superbus. The ventral surface is pale compared to the dorsal. All but the first 2-3 white rings are more or less equidistantly spaced.



Up to 75cm in length and maximum width of 5mm



intertidal under stones, on sand, mud or coralline ground; sublittoral among holdfasts of Laminaria to depths of about 12m in course tubes attached to old bivalve shells

Systematic Discussion

Atlantic, Irish Sea, North Sea, Italy (Naples), British Isles, Pacific coast of USA (Alaska), France (Banyuls), west coast of Sweden (Tjarno and Kristineberg)

Taxonomic Children

Total: 1



  • Meckelia annulata (synonym)


Gibson, R. (1995).  Nemertean species and genera of the world: an annotated check-list of original names and description citations, synonyms, current taxonomic status, habitats and recorded zoogeographic distribution. Journal of Natural History . 29, 271–562.
McIntosh, W. C. (Submitted).  A monograph of the British annelids. Part I. The nemerteans.. 214 pp..
Montagu, G. (1804).  Description of several marine animals found on the south coast of Devonshire. Transactions of the Linnean Society of London. 7, 61-85.