Pulmonifera of Maine. 59 



CHRONOLOGICAL LIST 



of all the publications especially referring to the mollusca of this 



State. 



Year. 



1836. A'list of shells in Jackson's Report on Geology of Maine. 



184L J. W. Mighels M. D. Catalogue of the Marine, Terrestrial 

 and Fluviatile shells of the State of Maine — on double sheet, 

 published by the author. 



1842. J. W. Mighels M. D. and Prof. C. B. Adams— Description 

 of twenty-four species of the shells of New England, with 

 a plate. Bos. Jour. Nat. Hist., Vol. IV, p. 37. 



1843. J. W. Mighels M. D. Catalogue of the Marine, Fluviatile 

 and Terrestrial shells of the State of Maine and adjacent 

 ocean. Bos. Jour. Nat. Hist. Vol. IV, p. 308. 



1843. J. W. Mighels, M. D. Descriptions of six species of shells 

 regarded as new, with a plate. Bos. Jour. Nat. Hist. Vol. IV. 



1844. J. W. Mighels, M. D. Description of a supposed new 

 species of Pupa. Proc. Bos. Soc. Nat. His. Vol. I, p. 187. 



1854. J, W. Chickering, Jr. List of Marine, Fresh-water and 

 Land shells found in the immediate vicinity of Portland, Me., 

 double sheet published by the author. 



1857. Edward S. Morse. Description of a new species of Helix. 

 Proc. Bos. Soc. Nat His. Vol. VI. 



1859. Edward S. Morse. Description of a new species of Helix. 

 Proc. Bos. Soc. Nat. His. Vol. VII, p. 28. 



