Bi Sry pite i. D. 
situation, ind Miche d third pair, one foot "e 
inches; the fourth. jd; one foot nine inches; the, — . 
Bfth pair, two feet three inches ; showing the first to 
benut the largest. The first Dorsal fin is trian- - 
gular : two feet ten inches long, four feet four 
inches high, anteriorly, three feet posteriorly ; dis- 
tance between the first and second dorsal, six feet; 
second dorsal ten inches long, sixteen’ high anteri- 
orly, thirteen posteriorly. Pectorals, falciform; one 
foot nine inches long ; five anda half feet high; 
$ distance between the pectoral and ventral, eight feet. 
Length of the ventrals, one foot eleven inches; | 
height, two feet nine inches; length of the clasp- 
ers, three feet three inches; width at their base, 
eight inches, from which they gradually pass toa - 
point; they enclose a strong, bony spine. The 
commencement of the analis directly opposite the 
middle of the second dorsal; its length is eleven: 
inches ; its height, fourteen inches ; across the ,top, 
ten inches; distance between the anus ind” anal fin, 
three and a half feet. Anterior to the caudal fin is 
a lunated depression above and beneath the poste- 
rior extremity of the fish ; at the base of the tail, a 
carina upon each side, one foot eight inches long. 
The caudal lobes, unequal ; the upper lobe, six feet 
six inches in length, measured over its curve, hav- 
ing at its extremity a small triangular lobe; the 
lowerlobe, four feet two inches, measured in the 
same way ; width of the extremity of the lower 
lobe, six inches; width at the base, two feet two 
inches; width of the extremity of the upper fluke, 
or lobe, one inch ; width of the base, two feet three 
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