(!K()r,()(IV (ir FOLKESTONE — THE GAUt/l' 327 
common occurrence several species of Solarium, and at page 124 
we have figxu-ed one, S. ornatmn. As the two forms, S- clentatum and 
Li<^n. 41. — Snlarium conihlenm. 
8. comidemn are equally common and characteristic, we think it 
right to present also their portraits. 
Li,^. 42. — Dantalium decussatum. 
The long pipe-like shells of Dentalium decussatum will also be found 
in abundance ; and in certain spots, if one is fortunate enough to 
detect them, clusters of little nautilus-like shells, scarcely larger than 
LigTi. 43. — Bi'Uerophbia viJ/i'ai/eana, 
small shot, may be collected. These, the Bellerophina Vibrnyeana, 
are not cephalopods, but belong to a lower grade of mollusca, the 
shell being open throughout, as in the common univalves, and not 
divided by septa, or chambered, like the Nautilus and Ammonite, for 
the young of which, from their mere exterior resemblance, they 
miglit be at the first glance mistaken by an inexperienced natui'alist. 
(To be continued.) 
