LIST OF FISH. 139 



2. Petromyzon Jur.e. MacCulloch's Lamprey. 



Petromyzon Jura", MacCull. West. Isles, ii. 186, 187, t. 29, f. 1 



Jen. B. V. A. 522. 

 Petromyzon fluviatilis, var., Flem. Brit. An. 162. 



Hab. — Coast of Scotland, east shore. Island of Jura. On the 

 Gray Gurnard. Specimen not preserved. 

 Probably a variety of P. marinus : the drawing of the teeth 

 shows it bas no velatiou to P. fluviatilis. 



3. ? Petromyzon americancs. American Sea Lamprey. 



Petromyzon marinus, Schcepff. Beobachtungen, Vc. viii. 184. Milch. 



Trans. Lit. 8r Phil. Sue. i. 461. 

 Petromyzon americanus, Lesueur, Amer. Phil. Soc. (N. S.) i. 382. 



Hist. N. A. Fish. ined. plate. Storer, Rep. on the Fishes of 



Massachusetts. Be Kay, Nat. Hist, of New York, 379, pi. 6ti. 



f. 216, pt. 1. Zool. 1842. 



Hab. — X. America, Albany, New York. 



a. In spirits. North America. From Mr. Brandt's collection. 



4. Petromyzon nigricans. Bluish Sea Lamprey. 



Petromyzon nigricans, Lesueur, Amer. Phil. Soc. (X. S.) i. 385. 

 Storer, Pep. on the Fishes of Massachusetts. De Kay, Nat. 

 Hist, of New York, 381, pi. 79, f. 247 (teeth indistinc't),pt. I. 

 Zool. 1842. 



Hab. — N. America. 



5. Petromyzon argenteus. Silvery Lamprey. 



Petromyzon argenteus, Kirtland, Boston Journ. iii. 342, pi. 4, f. 3. 

 De Kay, Nat. Hist, of New York, 382, pt. 1. Zool. 1842. 



Hab. — N. America, River Ohio. 



