61 
MUREX. 
Gen. Coan. Univalve, spiral, ovate-oblong; base 
channelled, varicosely tumid; with rough, spi- 
nous or fringed, longitudinal and projecting 
sutures. 
MUREX striatus. 
TAB. XXII. 
Spec. Cuar. Shell ventricose, with many transverse 
rounded projections, and from three to five 
parallel strie between each, crossed by other 
strie or sutures. Volutions from three to six. 
Beak nearly straight. Mouth oval. 
Seeeentemeeeienimmmnnenens 2 
Tue last whorle is much above half the length of the shell, 
and not very suddenly contracted into the beak. The lon- 
gitudinal sutures or lines of growth are scarcely rough: the 
beak is rather wide. Grows to three or more inches in 
length. 
This species, at first sight, much resembles Buccinum 
undatum of Linn. ; the projecting of the canula in our species 
seems to be its distinguishing character. Some varieties 
very nearly accord also with the recent Murex antiquus of 
Linn. in shape, and their resemblance is greater or less 
as they are more or less worn; both agree in having the 
mouth on the right hand side. I have figured a full-sized 
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