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22 



"^ Cingula castanea (Moller) 1842. 



Mt. Desert (Verrill, 1861 ; Prof. Cleveland) ; French- 

 man's Bay, 6 to 12 fath. (Blaney) ; dredged at East- 

 port (Verrill). 

 Cingula carinata, Mighels and Adams. 



Cingula semicostata, Mighels and Adams, 1842. 

 Rissoa pelagica, Stimpson, 1851. 

 Whole coast of Maine. 

 U Cingula arenaria, Mighels and Adams, 1842. 

 Rissoa exerata, Stimpson, 1851. 

 Rissoa mighelsi, Stimpson, 1853 > Gould, 1870. 

 Casco Bay to Grand Manan. 

 Cingula areolata (Stimpson). 



Turritella areolata, Stimpson, 1851. 



Dredged near Mt. Desert Island by Prof. W. C. Cleve- 

 land (Verrill's list) ; Mt. Desert (Verrill) ; French- 

 man's Bay, not common (Blaney). 

 l/" Cingula multilineata (Stimpson). 



Frenchman's Bay, only one dead specimen, dredged in 

 5 fath. (Blaney). 

 Cingula latior, Alighels and Adams, 1842. 



Casco Bay (Mighels, Chickering, Fuller). 

 Skenea planorbis (Fabricius). 



Skenea surpuloides, Mighels, 1843. 

 Whole coast of Maine. 

 y^ Litorina littorea (Linne). 

 (Penny winkle.) 



First found at Eastport by Charles B. Fuller in 1862, 

 now very common all along the Maine coast. 

 I / Litorina rudis (Donovan) 1800. 

 Turbo vestitus. Say. 

 Littorina tenebrosa, Gould, 1870. 



/Very abundant on all rocky shores, between tides. 

 Litorina palliata (Say). 



Littorina littoralis, Stimpson, 185 1. 



Very common all along the shores, on rocks and rock- 

 weed. 

 Lacuna vincta (Montagu). 



Whole coast of Maine. 



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