THE GENUS VERMICULUM OF MONTAGU. 567 
teuriiy from the character of being pellucid, with milky 
veins, than from its resemblance to the figure quoted, A 
remark, indeed, of Montagu, who was in possession of the 
specimens and the drawings of Walker, weakens the con- 
fidence we might otherwise have been disposed to place in 
the accuracy of the engravings in the Test. Min. " Indeed 
we perceive so considerable a difference between the original 
drawings of this {Nautilus calcar) and other shells of 
Walker, and the engravings taken from them, that we 
should scarce have known them to be the same, had they 
not been marked with the same numbers.**' Test. Brit, 
p. 190. I have only observed this species in sea-sand from 
Zetland. 
Manse of Flisk, ) 
Jpnn4. 1823. J 
