UNIVALVES. — BUCCINUM. lOl 



Division IX. — Shell with spire obliquely recurved, 



APERTURE VERY LARGE, OUTER LIP REFLECTED, AND PIL- 

 LAR-LIP WITH TWO OBSOLETE TEETH AT THE BASE. 



Concholepas — Limpet- shap'd. 

 Division X. — Shell coarse, spire acute, aperture 



OVATE, PILLAR-LIP SMOOTH AND FLATTISH. 



*Lapillus — Common Whelk. Sulcatum — Grooved. 



Variuin — Varied. Smaragdulus — Emerald. 



*Undatuna — Wave-ribbed. Undosum — Undulated. 



Ciliatum — Ciliated. Affine — Brown-striped. 



Solutum — Unequal-ribbed. Fumosura — Smoky. 



Porcatum — Rugged. Tranquebaricum — Tranquebar. 



Papyraceum — Paper. Cruentatum — Red-spotted. 



Otaheitense — Otaheite. Pyrozonias — Double-streaked. 



Glaciale — Keel-ridged. Versicolor — Lurid. 



Carinatum — Carinated. Lamellosum — Lamellar. 



Filosum — Threaded. Lamellatum — Lamellated, 

 Crispatum — Wrinkled, 



Division XI. — Shell strongly ribbed transversely. 



Orbitum — Globose. Scala — Broad-belted. 



Indicum — Indian. 



Division XII. — Shell sub-globose, ponderous, aper- 

 ture LARGE, PI1.LAR-LIP VERY THICK. 



Plumbeum — Double-groov'd. Crassum — Thick. 



Division XIII. — Shell with the pillar abrupt and 

 strongly umbilicated. 



Spiratum — Acute-spire. Zeylanicum — Ceylon. 



Eburneum — Spotted. Glabratum — Glossy. 



Division XIV. — Shells somewhat polished and not 

 enumerated in the former divisions. 



Tigrinum — Tiger. Testudineum — Tortoise-shell. 



Turgitum — Red-spotted. Cochlideum — Indented-spire. 



vScutulatum — Streaked. Catarracta — Long-striped. 



