202 Dr. W. C. M'lntosh on the 



Genus Flabelligera, Sars. 

 FlabeUigera affinis^ Sars ; Mgrn. op. cit. p. 83. 

 Frequent in deep water, and sometimes between tide-marks. 



Fam. 25. ChaetopteridaB. 

 Genus Ch^topterus, Cuvier. 

 Chmtoj^terus norvegicus^ Sars ; Mgrn. op. cit. p. 88. 

 Occasionally in the stomachs of haddock. 



Genus M^Aj Johnst. 

 M(jea mirabilis^ Johnst. Cat. Brit. Mus. p. 278. 

 Not uncommon amongst gravelly sand off the East Rocks. 

 The position of this remarkable form may be regarded as 

 provisional (between the Chgetopteridas and Spionidae). 



Fam. 26. SpionidaB. 



Genus Nerine, Johnst. 

 Nerine foUosa^ Sars ; Mgrn. op. cit. p. 89. 

 Common in sandy ground or in muddy sand. 



Genus Scolecolepis, Blainv. 

 Scolecolepis vulgaris ^ Johnst. ; Mgrn. op. cit. p. 90. 

 Not uncommon in muddy sand. 



Genus Spio, (Erst. 

 Spio seticornis, Fab. ; Mgrn. op. cit. p. 92. 

 In fine sand tubes under stones at the East Eocks. 



Genus Polydora, Bosc. 

 Polydora ciliata, Johnst. ; Mgrn. op. cit. p. 95. 

 Very abundant in soft sandstone and shale. 



ll 



