24 FAUNA OF NEW ENGLAND. 



Anodonia undulata Say, Nich. Encycl., 1816, vol. 2, pi. 3, fig. 5. 

 [United States.] 



Me. — Androscoggin River at Bethel; Warren; Aroostook Co. 



N. H. — Connecticut River at Hanover. 



Vt. — Connecticut River at Hartland. 



Mass. — Ware; Uxbridge; Bullow's Pond, Newton. 



R.I. — Warwick; Providence; North Smithfield. 



Conn. — Housatonic River. 



*Anodonta cataracta Say. 



Say, Nich. Encycl., 1816, vol. 2, pi. 3, fig. 4. [United States.] 

 Simpson, Descriptive Cat. Naiades, 1914, p. 386. 



Anodon fluviatilis Gould, Inv. Mass., 1870, p. 178, fig. 480. 



Me. to Conn. — Common in most of the lakes and ponds. 



*Anodonta marginata Say. 



Say, Nich. Encycl., 1816, vol. 2, pi. 3, fig. 5. [United States.] 

 Simpson, Descriptive Cat. Naiades, 1914, p. 388. 



Anodonta fragilis Lamarck, Hist. Nat. Anim. sans Vert., 1819, 

 vol. 6, pt. 1, p. 85. 



Anodonta lacusfris Lea, Journ. Acad. Nat. Sci. Phila., 1860, ser. 2, 

 vol. 4, p. 363, pi. 62, fig. 188. 



Me. — Salmon Brook Lake, Perham (Nylander) ; Warren 

 (Lermond). 

 Vt. — Wallingford; Otter Creek. 



*Anodonta implicata Say. 



Say, New Harmony (Ind.) Disseminator, 1829, vol. 2, no. 22, p. 

 340. "Danvers, Mass." Simpson, Descriptive Cat. Naiades, 

 1914, p. 391. 



Anodonta neiotoniensis Lea, Trans. Araer. Phil. Soc, 1839, new 

 ser., vol. 6, p. 79, pi. 21, fig. 66. 



