466 PROCEEDINGS OF THE ACADEMY. OF [DeC, 



identifications of authors, I was led to erroneously identify this speci- 

 men with Ammoccetes concolor Kirtland, a species with which it 

 most certainly is not to be identified. It is in fact entirely identical 

 with Lampetra wilderi Gage, in Jordan and Evermann, Bull. U. S. Nat. 

 Mus., No, 47, I, 1896, p. 13. This will necessitate the suppression of 

 the latter name and thus the small black lamprej^ now becomes 

 Lampetra cepytera. 



Grosse Isle and Ann Arbor, Mich. (E. D, Cope); Cedar Rapids, la. 

 (S. E. Meek) and Brook River (Charles Aldrichs), la. 

 Lampetra branchiale (Linnaeus). 



Italy (Bonaparte Coll.). 



