26 



Pleurotomella packardii, Verrill, 1872. 



Mangilia (Pleurotomella) packardii, Dall, 1903. 

 Gulf of Maine, no fath. Station 89 "Bache," 1872. 

 Gulf of Maine, 105 to no fath. Station 54, 1874. 

 Gulf of Maine, 85 fath. Station 189, 1878. 

 y/ Bela incisula, Verrill, 1882. 



Bela impressa, Verrill, not Morch, 1881. 

 Whole coast of Maine. 

 / Bela virgulata gouldi, Verrill. 



Bela virgulata, Verrill, not Reeve, 1881. 



Casco Bay (Verrill) ; Gulf of Maine, 25 to 118 fath., 

 most frequent in 25 to 60 fath., on muddy, gravelly 

 and shelly bottoms (Verrill) ; Frenchman's Bay, 

 only one dead specimen in 25 fath. (Blaney). 

 ^ Bela exarata (Moller). 



Tritonium mitrula, Loven, 1846. 

 Bela concinnula, Verrill, 1882. 

 . Casco Bay to Grand Manan. 



V Bela cancellata (Mighels and Adams). 



Fusus cancellatus, M. and A., 1842. 

 Mangelia cancellata, Stimpson, 1851. 

 Whole coast of Maine. 

 » / Bela pleurotomaria (Couthouy), 1838. 

 Fusus rufus, Gould, Mighels. 

 Mangelia pyramidalis, Stimpson, 185 1. 

 Whole coast of Maine. 



V Bela nobilis (Moller),, 1842. 



Fusus turricula, Gould, Mighels. 

 Mangelia turricula, Stimpson, 185 1. 

 l^ Bela scalaris, Verrill, 1882. 

 Whole coast of Maine. 

 Bela harpularia (Couthouy). 



Fusus harpularius, Couthouy, Gould, Mighels. 



Whole coast of Maine. , , [ 



n/ Bela decussata (Couthouy), 1839. + \f. 'A^^^y^^-^^'*^ , 

 Whole coast of Maine. 



V Bela bicarinata (Couthouy). 



Whole coast of Maine. 



