15 



Linn, names. Engl, names. Sijnon. $ Ref. Habitat. 



7 bicarinatus double-keeled Br.M. u. 



8 elegans slender — 



9 Pleurotoma ribbed 



10 sanguineus red-ribbed M.Cab. — 



11 unifasciatus white-banded — 



12 acuminatus sharp-pointed — 



13 regius imperial Sw.Ex.Con.part2. S. Seas. 



14 Salmo salmon-coloured M.Cab. u. 



15 ceratus wax-noduled — 



16 Ferrugo rusty — 



17 Funiculus corded — 



18 labiosus lipped ■ — 



19 aculeatus spiny — 



20 pinnatus winged BlighCat.p.18. — 



21 exasperatus rough-coated M.Cab. — 



22 cariosus carious — 



23 subglobosus roundish — 



24 pictus painted — 



25 mitriformis brown striated Isle of France. 



26 curvirostris curve-beaked Br.M. u. 



