~ seem to forbid its being placed in the genus Solarium. 
may be considered the connecting ine with the Purbones, 
; certainly + resembles our shell, but it is more elevated. 
eh * . 
7? ¥ ‘ 
4 ‘ Png .* 
' e's. + me % 
*'T . id 
+ ow ‘ . 
‘ hi 
2 CONTRIBUTIONS © — © 
a 
1s 
(oS) 
Sete aro. 
neral form most resemblance to the variegatum of Lamarck. $ 
It is, however, a minute shell, and differs i in most “of is 
minor characters. * , a 
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3 a 
¥ Sone 
S. granulatum. Plate 4. Fig. 111. © 
“de 
Description. Shell conical, flattened below, with “seven Lad 
or eight transverse granulate lines, between which it is 
furnished with oblique striz ; substance of the shell thick ; 3” 
suture furrowed ; umbilicus narrow, largely crenate witha 
out, striate within ; whorls five 5. mouth nearly round, 2 qube 
angular above; outer lip crenate, ~ — = 
Length .2, he Breadth 2,0f an inch. th 
> ta ry il 
The smaller figure is of the size of nature. “a ¥ 
Observations. This truly beautiful little species reseypbles a 
more nearly a Turbo than either of the two last. e The 
roundness of its mouth and the elevation of ‘its: spire wo 
crenulate umbilicus, its granulations, and i its crenulate lip 
seem to make it necessary to place sit here, Tt certainly 
resembles iS. variegatum, but is more conical and has ne 
so wide an umbilicus. I place it last of the genus, and. it 
Sedgewick and Murchison, on the structure of the ast- 
ern Alps, a most valuable memoir in the Geological ci- 
ety’s Transactions, vol. 3 of 2d series, plate 38, ome KD 
represent a shell under the name of Turbo arenosus, which 
