MOLLUSCA. 



AMPHINEURA. 



POLYPLACOPHORA. 



LEPIDOPLEURIDAE. 



Lepidopleurus alveolus (Loven). 



Pilsbiy, Manual Conch., 1892, ser. 1, vol. 14, p. 6, pi. 2, figs. 

 23-31. 



Chiton alveolus (Sars MS.) Loven, Ofvers. Kongl. Vet.-Akad. 

 Forh., 1846, vol. 3, p. 159. " Boh[us]-Bergen." 



Gulf of Maine, 150 fathoms; Georges Bank. 



Lepidopleurus cancellatus (Sowerby). 



■Pilsbry, Manual Conch., 1892, ser. 1, vol. 14, p. 3, pi. 3, figs. 

 54-58. 



Chiton cancellatus Sowerby, Conch. Illustr., 1839, pt. 167, figs. 

 104, 105. [Great Britain.] 



Leptochiton cancellatus Verrill, Trans. Conn. Acad., 1882, vol. 5, 

 p. 534. 



Gulf of Maine, Cashes Ledge, 30 to 40 fathoms (Verrill) . 



Hanleya hanleyi (Bean). 



Pilsbry, Manual Conch., 1892, ser. 1, vol. 14, p. 17, pi. 3, figs. 

 71-79. 



Chiton hanleyi Bean, Thorpe Brit. Mar. Conch., Suppl., 1844, 

 p. 263, fig. 57. " Scarborough [, England]. " 



Mass. — Stellwagen Bank, Massachusetts Bay, 38 fathoms. 



Hanleya mendicaria (Mighels and Adams). 

 Pilsbry, Manual Conch., 1892, ser. 1, vol. 14, p. 18, pi. 4, figs. 82-85. 



