380 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 



Genus CENTROPRISTIS Cuvier. 



71. Centropristis atrarius (L.) Barn.— Black-fish. 

 Common, the young abounding about the wharves. 



PERCIME. 



Genus ROCCUS Mitehill. 



72. Roccus lineatus (Mitch.) Gill. — Bock. 



Not seen in Beaufort Harbor, but abundant in all river-mouths, as 

 in New and Neuse Rivers. Dr. Yarrow states that the u young are 

 abundant" in the harbor. As the striped female of Hydrargyra majalis 

 is called by all Beaufort fishermen "Rock/ 7 and as it is there usually 

 supposed to be the young of the Striped Bass, Dr. Yarrow's statemeut 

 may perhaps be an error. 



Genus MORONE Mitehill. 



73. Morone americana (Gmel.) Gill. — White Perch. 



Not found about Beaufort, but said by Dr. Yarrow to abound in the 

 New and Neuse Rivers. 



EPHIPPIME. 

 Genus PAREPHIPPTJS Gill. 



74. Parephippus faber (Cuv.) Gill. — Porgec; Fogy. 

 Common j used as a food-fish. 



POMATOMIDiE. 



Genus TOMATOMUS Lac. 



75. Pomatomus saltatrix (L.) Gill. — Blue-fish. 



Extremely common. The taking of this fish is the favorite amuse- 

 ment of the higher grades of summer boarders in this delightful port. 



ECHENEIDIDiE. 

 Genus ECHENEIS Linnseus. 



(Lqilcchcncis Gill.) 



In 18G2 (Proc. Acad. Nat. Sci. Phila. 239), Prof. Gill divided ihe 

 Linnaean genus Echeneis into two genera, Echeneis (the slender species: 

 type E. naucrates L.) and Bemora (the stout-bodied species: type E7. 

 remora). Subsequently (op. cit. 18G3, 88), Remoropsis (which lias not 

 been sufficiently distinguished from Bemora) and Rhombochints were 

 added. Still later (op. cit. 18G4, GO), Prof. Gill found, "on examining 

 the works of Linnaeus and Arted'i, that E. remora was the only species 

 referred to that genus by Linnaeus in the early editions of the Systeraa 



