BAL^NA MUSCULUS. 
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CHARJCTER GENERICUS. 
Dentium loco in maxilla superiore laminae cor¬ 
ner. 
Fistula respiratoria duplici orificio externo su¬ 
pra caput. 
CHARACTER SPECIFICUS, &c. 
BAL.^NA MUSCULUS. B. fistula duplici 
in fronte, maxilla inferiore multo latiore. 
Lin. i^st. Nat. p. 220. 
BAL.®NA tripinnis, ventre rugoso, rostro ro- 
tundo ? 
Briss. regn. anim. p. 353. 
In maximis BaUnacei generis est species quatn de- 
pinximus, in oceano enutrita septentrionali et Atlan- 
tico, clupeis prsecipue vidlitans. Color superior sub- 
nigratj inferior albescit. 
