1912.] NATURAL SCIENCES OF PHILADELPHIA. 53 



Notropis whipplii analostanus (Girard). 



A few in Peddler Run, Harford County, and Conewingo Creek 

 near Conewingo (estuary). Abundant at Gynn Falls near Baltimore, 

 and in Stony Run. 



Notropis cornutus (Mitchill). 



Abundant at Gynn Falls near Baltimore, Stony Run, Conewingo 

 Creek, and the Octoraro above Rowlandsville. 



Notropis photogenis amoenus (Abbott). 



Stony Run, and Conewingo Creek near Conewingo. 

 Rhinichthys atronasus (Mitchill). 



Many examples from Stony Run, first tributary of North East 

 River below Stony Run, clearwater Brook near Bacon Hill, tribu- 

 taries of Big Bohemia Creek, tributaries of the Octoraro Creek near 

 Porter's Bridge, Cecil County; Peddler Run, Harford County; 

 headwaters of the Castleman River near Jennings, Garrett County. 



Hybopsis kentuckiensis (Rafinesque). 



Very abundant in Stony Run, the Conewingo Creek, the Octoraro 

 Creek near Octoraro, above Rowlandville and near Porter's Bridge, 

 Cecil County; Broad Creek, Harford County; headwaters of the 

 Castleman River near Jennings, Garrett County. This species 

 delights in rapid or turbulent foamy streams, and is a fair pan fish. 



Exoglossum maxillingua (Le Sueur). 



Common in Stony Run, Conewingo Creek and the Octoraro Creek 

 above Rowlandville. . 



Cyprinus carpio Linnseus. 



Found in the Little Bohemia Creek and Piney Creek. I have also 

 examined many examples in the markets of Baltimore. 



Catostomus oommersonnii (Lac6pede). 



Abundant in Stony Run, Conewingo Creek near Conewingo, 

 the Big Bohemia Creek and at Jennings. 



Catostomus nigricans Le Sueur. 



Stony Run and Gynn Falls. 



Erimyzon sucetta oblongus (Mitchill). 



Common in Clearwater Brook near Bacon Hill, Stony Run and 

 the Big Bohemia Creek. 



Ameiurus catus (Linnaeus). 



Many examples from North East, Elk Neck, Chestertown, Big 

 and Little Bohemia Creeks. Many also seen in the Baltimore, 

 markets. 



