| 
				Menigrates obtusifrons (Boeck, 1861)			 | 
			
				Menigrates obtusifrons  (p. tab.2 )			 | 
		
				
			| 
				Metopa boeckii Sars, 1892			 | 
			
				Metopa boeckii  (p. tab.2 )			 | 
		
				
			| 
				Metopa bruzelii (Goës, 1866)			 | 
			
				Metopa bruzelii  (p. tab.2 )			 | 
		
				
			| 
				Microphthalmus sczelkowii Mecznikow, 1865			 | 
			
				Microphthalmus sczelkowii  (p. tab.2 )			 | 
		
				
			| 
				Monoculodes borealis Boeck, 1871			 | 
			
				Monoculodes borealis  (p. tab.2 )			 | 
		
				
			| 
				Monoculodes packardi Boeck, 1871			 | 
			
				Monoculodes packardi  (p. tab.2 )			 | 
		
				
			| 
				Monoculopsis longicornis (Boeck, 1871)			 | 
			
				Monoculopsis longicornis  (p. tab.2 )			 | 
		
				
			| 
				Montacuta spitzbergensis Knipowitsch, 1901			 | 
			
				Montacuta spitzbergensis  (p. tab.2 )			 | 
		
				
			| 
				Munnopsis typica Sars, 1861			 | 
			
				Munnopsis typica  (p. tab.2 )			 | 
		
				
			| 
				Musculus corrugatus (Stimpson, 1851)			 | 
			
				Musculus corrugatus  (p. tab.2 )			 | 
		
				
			| 
				Musculus discors (Linnaeus, 1767)			 | 
			
				Musculus discors  (p. tab.2 )			 | 
		
				
			| 
				Musculus niger (Gray, 1824)			 | 
			
				Musculus niger  (p. tab.2 )			 | 
		
				
			| 
				Myriochele heeri Malmgren, 1867			 | 
			
				Myriochele heeri  (p. tab.2 )			 | 
		
				
			| 
				Mysis oculata (Fabricius, 1780)			 | 
			
				Mysis oculata  (p. tab.2 )			 | 
		
				
			| 
				Mysta barbata Malmgren, 1865			 | 
			
				Eteone barbata  (p. tab.2 )			 | 
		
				
			| 
				Neohela monstrosa (Boeck, 1861)			 | 
			
				Neohela monstrosa  (p. tab.2 )			 | 
		
				
			| 
				Neopleustes pulchellus (Krøyer, 1846)			 | 
			
				Neopleustes pulchellus  (p. tab.2 )			 | 
		
				
			| 
				Nephtys ciliata unspecified			 | 
			
				Nephtys ciliata  (p. tab.2 )			 | 
		
				
			| 
				Nephtys hombergii Savigny, 1818			 | 
			
				Nephtys hombergii  (p. tab.2 )			 | 
		
				
			| 
				Nephtys incisa Malmgren, 1865			 | 
			
				Nephtys incisa  (p. tab.2 )			 | 
		
				
			| 
				Nereimyra punctata (Müller, 1788)			 | 
			
				Nereimyra punctata  (p. tab.2 )			 | 
		
				
			| 
				Nereis pelagica Linnaeus, 1761			 | 
			
				Nereis pelagica  (p. tab.2 )			 | 
		
				
			| 
				Nicomache minor unspecified			 | 
			
				Nicomache minor  (p. tab.2 )			 | 
		
				
			| 
				Nothria conchylega (Sars, 1835)			 | 
			
				Nothria conchylega  (p. tab.2 )			 | 
		
				
			| 
				Odius carinatus (Bate, 1862)			 | 
			
				Odius carinatus  (p. tab.2 )			 | 
		
				
			| 
				Oenopota pyramidalis (Strom, 1788)			 | 
			
				Oenopota pyramidalis  (p. 314 )			 | 
		
				
			| 
				Onisimus brevicaudatus Hansen, 1887			 | 
			
				Onisimus brevicaudatus  (p. tab.2 )			 | 
		
				
			| 
				Onisimus caricus Hansen, 1887			 | 
			
				Onisimus caricus  (p. tab.2 )			 | 
		
				
			| 
				Onisimus edwardsi (Krøyer, 1846)			 | 
			
				Onisimus edwardsi  (p. tab.2 )			 | 
		
				
			| 
				Onisimus litoralis (Krøyer, 1845)			 | 
			
				Onisimus littoralis  (p. tab.2 )			 |