66 



NAUTILUS. 



Linn, names. 



45 macellus 



46 papillosus 



47 planatus 



48 Cassis 



49 Galea 



Gm. Engl, names. Synonyms. Habitat. 



23-ribbed F.T. M.t. 10, f.e-k. Mediter. 



pimpled F.T.J[[.t.14,f.n-c. Adriatic. 



flat F.T.M.t.Wj.^-l i.ill. 



t.467,f.l,2. 



lobstcr's-tailF.r.iU 1. 17 & 18, f. a-c. 



E. M.t .467, f. 3-5. 



Helmet F.T.M.t. 18,/.d-f. E.M. 



t.467,f.6. Etruria. 



sharp-cared F.T.M.t. 18, f. g-i. E. AT. 



t.467,f.7. Mediterranean. 



bean-shapedF.T.MJ.19,/.a-c. Rimini. 



boat-shaped F.T.M.t. 19, f.d-L Adriatic. 



Slipper JP.r.M.M9,/.g-i. Etruria. 



ear-shaped F.T.M.t.'20,f.d-f. Mediter. 



punctured JP.r.ilI.f.20,/.g-k. Etruria. 



orbicular F.T.M.t. 21. E. M.t. 468, 



/I. 



angular F.T.M.t. 22. E.M.t.468, 



f.3, Arabian Gulf. 



crooked F.T.M.t.23. E.M.t.468, 



/.2, 



