1915.] NATURAL SCIENCES OF PHILADELPHIA. 207 



quehanna River), Delaware (Wilmington, Mispillion Creek, Laurel), 

 Maryland (Elk Neck, Chestertown) , District of Columbia (Potomac 

 River, Washington), Virginia (lower James River), North Carolina, 

 Florida (Bayport), Texas (Helotis). 



Ameiurus catus okeechobeensis (Heilprin). 



Ictalurus okeechobeensis Heilprin, Trans. Wagner Inst. Sci., I, 1887, p. 18. 

 Ivissimee River, Lake Okeechobee, Florida. 



Nos. 8,442 and 43, A. N. S. P., cotypes of /. okeechobeensis Heilprin. 



Kissimee River, Lake Okeechobee, Florida. 1886. Prof. Angelo 



Heilprin. 



Ameiurus dugesi (T. H. Bean). 



Guadalajara market and river outlet of Lake Chapala, Mexico. 



Ameiurus natalis (Le Sueur). 



Amiurus bolli Cope, Bull. U. S. Nat. Mus., No. 20, 1880, p. 35. Little 



Wichita River, Texas. 

 Amiurus prosthistius Cope, Proc. Acad. Xat. Sci. Phila., 1883, p. 132. Batsto 



River, New Jersey. 



Nos. 20,512 and 13, A. N. S. P., cotypes of A. holU Cope. Little 

 Wichita River, Texas. E. D. Cope. 



Nos. 20,546 to 49, A. N. S. P., cotypes of A. prosthistius Cope. 

 Batsto River, NeAv Jersey. E. D. Cope. 



Also a large series from New York (Westport), Pennsylvania 

 (Erie), New Jersey (Pool Tolsoms, Newton's Bridge, Tuckahoe 

 River), Delaware (Millsboro), South Carolina (Manning), Michigan 

 (Oakland), Kansas (Leavenworth), Iowa (Brook River), Missouri 

 (Marshfield). 



Ameiurus vulgaris (Thompson). 

 Lake George, New York. 



Ameiurus nebulosus (Le Sueur). 



Amiurus mispilliensis Cope, Proc. Amer. Philos. Soc. Phila., XI, 1870, p. 486. 

 Mispillion Creek, Delaware. 



No. 8,536, A. N. S. P., type of A. lyiispiUiensis Cope. Mispillion 

 Creek, Delaware. E. D. Cope. 



Large series from Maine (Mt. Desert), New York (Lakes George 

 and Champlain, Poughkeepsie) , New Jersey (Passaic, Lake Hopat- 

 cong, Bass River, May's Landing, Petersburg Bridge, Sumner, 

 Turnersville, Repaupo, Camden, Pensauken, Merchantville, Duck 

 Island, Trenton), Pennsylvania (many localities already noted 

 elsewhere), Delaware (Rehoboth), Maryland (Willpj-rds, Chestertown), 

 District of Columbia (Washington and Potoma River), Virginia 

 (lower James River), North Carolina (Catawba River), Ohio (Hicks- 



