'X. <ii,Aiiirs. 



IDS 



XXIV— xrriiiJhK. 



XIPHIAS. Aitrdi. 



The S\yord-Fisli. 



lUniy (_'l(!ii,^';i,U', cylindrical, higlic«t near the bcgimiiiij;- 

 ,A' the pectoral lin, Surlhce of hody and head sliglilly 

 pMiglicned, with nuuierous series of tnbercle.s, which disa|»" 

 jicar with. age. U])pcr jaw sliort and pointed. The (hirsa! 

 is a long, high, iuid nearly c(|nal liii nf 'lo rays, ex- 

 tending nearly to the tail, hut becoming tor the greater |)art 

 obliterated and divided into two Hns. No ventral iin«. Tlie 

 ana! fin is likewise in the adult divided into two. Caudal lin 

 crescent-shaped. Hluisii-blaclv above, .«ilvei-y on the sides: 

 sword, darlc bi'own abo\-e, whitish beneath. 



Fin^rays;---Young: 1). :!, 40: T. Mi: A. IT; C 1T| 



Ailult:— 1), IS, :;; ]\ IC: A. 11. :!: ('. 17^ 



X.ijladia.'iy L. tSyst. 1 p. 4:52; Cuv. c^- A'al. Ill, ].. ^oG, i)l. 

 225, 22G: Storer, Ro])ort, p. .")1; DeKay, New Y'ork Fauna, 



Fish. ].. 1 11. 



Some times eiilers (Miesaiieake Ihiv from the Oecati. 



XX\'.— SCOMBRI D.F. 



SOOMRER. Artedi. 

 S. scoMinus. 



The Coimnon Mackerel. 



This iiuportaiit fish has a cylindrical . tapering loriii. Scales 

 very n)innlc. I'^yes lai'ge. With longitudinal spurious tins 

 Oil the siiles ot' the tail, and a low spine before ihe Hi-sf ray 

 iti'ihe anal lin. ( 'olors e.\ceedinu,4y vi\id: dailc steel-blue 

 above. l)econiinL;- lighter on the sides, heueatli silvery white: 

 Avitii 2! lo :;(l vertical, deep-blue half-bands, and a black 

 blotch at the base nf the jieetovals and ventrals. 



