SABELLAD^. 93 



Family II. Terebellad^e. 



Terebella (Cuv.). Body of few segments, with 

 a number of long, very moveable, worm-like tenta- 

 cles ; gills much branched. 



T. conchilega. Fig. 146 ; n. s. T. constrictor, 

 chrysodon. venustula. 



lumbricalis. gigantea. 



cristata. ? curta. 



cirrhata. ? compressa. 



nebulosa. 



Family III. SABELLADiE. 



Othonia (Johnst.). Gill-fans two, composed of 

 many soft, thick, curled inward and pectinated 

 stems, set like a star around the mouth ; body com- 

 posed of twelve to thirty-five segments; all fur- 

 nished with lateral pencils of bristles, but without 

 hooks ; inhabiting a membranous tube open at both 

 ends. 



0. Fabricii. 0. Johnstoni. Fig. 147 ; mag. f» 



Bairdii. amoena. 



Sabella (Linn.). Gills of many slender, finely 

 pectinated rays, arching outwards, forming a funnel, 

 often arranged spirally : body of numerous seg- 

 ments : inhabiting a tube usually leathery, closed 

 and attached at the base. 



S. reniformis. 

 infundibulum. 

 vesiculosa, 

 penicillus. S 



carnea. 

 rosea, 

 bombyx. 

 flosculus. 



'•(. 





