58 Memoir Sears Foundation for Marine Research 



J. Sci., 47, 1844: 80 (listed for Connecticut) ; Storer, Mem. Amer. Acad. Arts Sci., N.S. 2, 1846: 519 



(brief descr., after Lesueur, 1818); Gray, List Fish. Brit. Mus., Chondropt., i, 1851: 146 (by ref. to 



Lesueur, 1818) ; Gill, Rep. U.S. Conim. Fish. (1871-72), 1873:814. 

 Not Ammocoetei affendix DeKay, Zool. N.Y., 4, 1842: 381, pi. 64, fig. 211 (included by Jordan and Ever- 



mann, 1896, as a synonym of Petromyzon marinits, but probably a Lamfetra because two dorsal fins are 



pictured as continuous at their bases). 

 Not Petromyzon lamottcni DeKay, Zool. N. Y., 4, 1842: 382, pi. 79, fig. 249 (included by Jordan and Ever- 



mann, l 896, as a doubtful synonym of P. marinus, but probably a Lamfetra because two dorsal fins are 



pictured as continuous, at their bases). 

 Not Petromyzon lamfetra Pallas, Zoogr. Rosso Asiat., 5, 1814: 66 (name and loc. only; included in the 



synonymy of P. marinus by Holly, 1933, but probably a combination of a Lamfetra with Cajfiomyzon, 



because of localities White Sea and Caspian). 



