244 AGRICULTURE OF MAINE. 



Philine quadrata, S. Wood, 1839. 



Philine formosa, Stimpson, 1851. 



Casco Bay (Verrill, Kingsley) ; outside Casco Bay 

 (Verrill) ; in deep water off coast of Maine 

 (Stimpson). 

 Philine lima (Brown). 



Bulla lineolata, Couthouy, 1839. 

 Philine lineolata, Stimpson. 

 Whole coast of Maine. 

 Philine angulata, Jeffreys. 



Casco Bay (Kingsley). 

 Philine sinuata, Stimpson, 1850. 



Casco Bay (Fuller in P. S. N. H.). 

 Philine fragilis, Sars. 



Off Cape Sable, 90 fath. fine compact sand (Verrill). 

 Philine cingulata, G. O. Sars. 



Off Cape Sable, 90 fath. (Verrill). 

 Philine finmarchica, M. Sars. 



Off Cape Sable, 90 fath. (Verrill). 



Ptcropoda (Free-swimming mollusks). 

 Limacina retroversa (Fleming), 1823. 

 Limacina balea, Moller, 1842. 

 Spirialis gouldii, Stimpson, 1851. 

 Heterofusus retroversus, Gould, 1870. 



Casco Bay (Fuller in P. S. N. H., Kingsley); whole 

 coast of New England north of Cape Cod (Stimp- 

 son). 

 Clione limacina (Phipps), 1773. 

 Clio borealis, Brug, 1792. 

 Clione papilionacea, Verrill, 1873. 



Casco Bay (Kingsley) ; Portland Harbor (Fuller and 

 D. W. Wood in P. S. N. H.). 

 Paedoclio doliiformis, Danforth, 1907. 



Harjjswell, Casco Bay, 1903 (]. S. Kingsley). 

 Ntidibranchiata (Naked-gilled mollusks, without shells). 

 Alderia harvardiensis (Agassiz). 



Canthopsis harvardiensis, Agassiz, 1850. 



Grand JManan, "very^ common in sheltered, muddy 

 bays, feeding on filamentous chlorosperms" (Stimp- 

 son). 



