INDEX. 



337 



Nucula depressa 

 gibbosa 

 hyperborea 

 Jacksoni 

 laevigata 

 lenticula 

 lucida 



maryaritacea 

 minuta 

 nitida 

 nucleus 

 oblonga 

 oblongo'ides 

 Philippiana 

 pygmeea 

 rostrata 

 Ryckholtiana 

 Thraciceformis 

 tenera 

 tenuis 

 tenuisulcata 

 trigonula 

 truncata 



Nuculina 



Nux 



Obliquaria 



Obovaria 



Odatelia 



Odoncinetus . 



Omala 



Orbiculus 



Oreada 



Ortygia 



Osteodesma 



Ostrea borealis 



deformis 



denticulata 



edulis 



foliosa 



Mppopus 



lamellosa 



parasitica 



princeps 



spectrum 



undulata 



ungulata 



91 Oxysma . 

 95 



90 Palliolum 



93 Pandora glacialis 



81 inaequivalvis 



95 margaritacea 



84 obtusa 



85 Pinna 



92 rostrata 



9 1 Panopsea Aldrovandi 



85 Americana 



93 arctica 

 90 Bivonce 

 95 Faujasii 



95 gentilis 



92 glycimeris 

 84 Ipsviciensis 



96 Norvegica 

 84 Spengleri 

 84 reflexa 



93 Paphia deaurata 



86 Papyridea 



94 Parallelopipedum 

 72 Partularia 



106 Paxyodon 



Pecten aspersus 



97 Audouinii 

 97 Bruei . 



101 complanatus 



258 Clintonius 



224 Danicus 



214 distortus 



172 domes ticus 



209 dubius 



258 Dumasii 



13 elongatus 



13 jlavus . 



13 f rag His 



13 Gerardii 



13 glabris 



1 3 gloria-maris 



13 gracilis 



13 grandis 



1 7 Islaudicus 



1 3 Jamesoni 



1 7 Lamalii 

 13 



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97 



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