Key:  Family Trichobranchidae

Phylum Annelida
  Class Polychaeta
    Subclass Sedentaria
      Infraclass Canalipalpata
        Order Terebellida

Taken primarily from  Kozloff, 1987, 1996 p. 159 (Copyright 1987, 1996, University of Washington Press.  Used in this web page by permission of University of Washington Press)
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1a  With a single mid-dorsal gill, this with 4 pectinate branches (the 4 branches are nearly fused together) (photo); all tentacles similar slender filaments (photo) (Terebellides stroemii in key) Terebellides stroemi
1b With 2-4 pairs of gills; some tentacles much longer and more slender than the others 2
2a With 4 pairs of gills, the more anterior ones being lanceolate, the more posterior ones being nearly globular. Novobranchus pacificus
2b With 2 or 3 pairs of gills, these in the form of slender filaments. Trichobranchus glacialis

Taxonomic Levels Represented in This Key:

  Terebellides stroemi

Page created by Dave Cowles, 2018
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Salish Sea Invertebrates web site provided courtesy of Walla Walla University