UNIVALVES BUCCINUM. 119 



Division VU. — Shell with longitudinally keeled, muerouated ribs, 

 pillar smooth. 



Scientific Name. Locality. Common Name. 



Harpa East Indies, Mauritius, 



Amboyna Harp 



Cancellatuuj Tranquebar Latticed Harp • • 



Crenatum Mauritius Crenaied - do • • 



Costatum Philippine Isles Many-ridged do 



Division VIII. — Pillar lip appearing as if luorn flat, aperture very 

 tvide and open. 



Family 1. — Armed with a subulate tooth at the base. 



Monodon South Seas, Cape Horn • One-toothedScoop 



Imbricatum • • • • South Seas Imbricated do • 



Crassilibrum Thick lipp'd do • 



Narval South Seas Unicorn • • • do • 



Cingulatum Peru ' Belted do • 



Rhinoceros • Smooth ■ • • do • 



Family 2. — Without tlie tooth, and the outside striated. 



Haustrum New Zealand Scoop 



Persicum Asiatic Ocean, Amboyna Persian • • • do • • 



Sertum • Ditto, Red Sea Chesnut • • do • • 



*Vexi]lum Flag do • • 



Family 3. — With the outside tuberculated. 



Patulum •• E. & W. Indies, America VV ide-niouth'd do 



Luteostomuni • • • South Seas, China Pallid • • • • do • • 



Hasmastoma .... European,Mediterranean, 



and Asiatic seas Red-lipped do • • 



Armigerum South Seas Armed do • • 



Dentex Toothed • • do • • 



