208 PROCEEDINGS OF THE ACADEMY OF [Apr., 



ville), Illinois, Missouri (Paw Paw), Texas (San Diego and Wichita 



River). 



Two examples from the Hardy River in northern Lower California 



show four white mental barbels and the membranes between the 



fin-rays dusky. 



Ameiurus nigrilabris (Cope). 



Gronias nigrilabris Cope, Proc. Acad. Nat. Sci. Phila., 1861, p. 231. Cones- 

 toga Creek, Pennsylvania. 



Nos. 22,082 and 83, A. N. S. P., cotypes of G. nigrilabris Cope. 



Ameiurus melas (Rafinesque). 



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

 Upper Medina River, Texas. 



Nos. 20,527 and 28, A. N. S. P., cotypes of A. brachyacanthus 

 Cope. 



Many examples from Pennsylvania (Erie, Kiskiminitas River), 

 Ohio (Hicksville), Indiana (Miami River), Minnesota (Lake Whittle- 

 see), Iowa (Ottumwa, Silver Lake), Missouri (St. Joseph). 



Ameiurus platycephalus (Girard). 



Pimiiodus platycephalus Girard, Proc. Acad. Nat. Sci. Phila., 1859, p. 161. 

 Anderson, South Carolina. 



No. 8,473, A. N. S. P., cotype of A. platycephalus Cope. 

 Anderson, South Carolina. Smithsonian Institution (No. 1,434). 

 Also example from Catawba River, North Carolina. 



Leptops olivaris (Rafinesque). 



Pennsylvania (Youghiogheny River), Virginia (Sinking Creek), 

 Texas (Fort Worth). 



Noturus flavUS Rafinesque. 



Pennsjdvania (Erie, Two Lick Creek, Cherry Run, Youghiogheny 

 River), Indiana (Miami River), Michigan (Genesee County), Iowa 

 (Chariton, Brook River), Missouri (Clinton). 

 Schilbeodes gyrinus (Mitchill). 



New Jersey (Lake Hopatcong, Elmer, Pitman, Newton's Bridge, 

 Pensauken, Florence, Trenton), Pennsylvania (Edison, Bristol, 

 Holmesburg, Torresdale), Delaware, Minnesota (Minneapolis), Iowa 

 (Brook River). In 1899 Mr. S. N. Rhoads secured five examples 

 at Miami, Florida, the most southern point at which this species has 

 been observed. 



Schilbeodes insignis (Richard.son). 



Noturus marginatus (Baird) Cope, Journ. Acad. Nat. Sci. Phila., (2) VI, 

 1868, p. 237. Pennsylvania. 



Nos. 8,431 and 32, A. N. S. P., cotypes of A^ marginatus (Baird) 

 Cope. Carlisle, Pennsylvania. S. F. Baird. 



