206 On the Annelida of St. Andrews. 



Sabella viridis, M.-Edwards, R^g. An. Illust. pi. 1 e 

 [fide De Quatref.). 



Amongst mud in the insterstices of Filigrana implexa from 

 the coralline region. 



Genus Dasychone, Sars. 

 Dasychone Dalyelli^ Kolliker; Mgrn. op. cit. p. 115. 

 Occasionally from the coralline ground in the debris of 

 fishing-boats. 



Genus Amphicora, Ehrenberg. 

 AmpMcora Fabricia^ O. F. Miiller ; Mgi-n. op. cit. p. 117. 



Abundant under stones on muddy ground between tide- 

 marks and amongst tangle-roots. 



Fam. 36. Serpulidae, 

 Genus Protula, Risso. 



Protula tuhularia, Mont. ( —protensay Johnst.) ; Johnst. Cat- 

 Brit. Mus. p. 264. 

 Occasionally in deep water. 



Genus Filigrana, Oken. 

 Filigrana implexa^ Berkeley; Mgrn. op. cit. p. 119. 

 Fine masses are common in the coralline region. 



Genus Hydroides, Gunner. 

 Hydr aides norvegica. Gunner ; Mgrn. op. cit. p. 120. 

 Abundant in deep water, attached to shells, stones, &c. 



Genus Serpula, L. 

 Serpula vermicularis, L. ; Mgrn. op. cit. p. 120. 

 Common in deep water. 



Genus Pomatocerus, Phil. 

 Pomatocerus triqueter, L. ; Mgrn. op. cit. p. 121. 

 Very common from the littoral to the coralline region. 



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