BULLETIN 



OF THE 



UsTSTITTJTIE!. 



VOL. 22. SALEM: APR., MAY, JUNE, 1890. Nos. 4, 5, 6. 



ON A GENUS AND SPECIES OF THE CHARA- 

 CINES (Henocliilus Wheatlandii, gen. n. et sp. n.). 



PLATE I. 



BY S. GARMAN. 



Characters. Body oblong, compressed, covered with 

 large scales ; belly rounded ; head naked. Intermaxilla- 

 ries and maxillaries forming the margin of the upper jaw. 

 A lip on the lower jaw, none on the upper. Mouth wide ; 

 teeth in each jaw strong, compressed, trenchant. Gills 

 four, openings wide, membranes free from the isthmus 

 and separated from each other ; gill-rakers setiform ; no 

 pseudobranchiai. Nasal openings close together. Dorsal 

 fin placed nearly in the middle of the body, near a verti- 

 cal from the ventrals ; anal long ; caudal deeply notched. 

 Lateral line continuous. 



DESCRIPTION. 



Br. 4-5 ; D. 11 ; A. 26 ; V. 8 ; P. 14 ; C. }f ; L. 1. 

 47 ; L. tr. ? ? . In shape this h'sh resembles the common 

 carp, or some of the stouter forms of the species of Cor- 



JCS8KX INST. BULLETIN, VOL. XXII 4 (49) 



