UNIVALA^ES. TURBO. 



Ill 



Petholatus — Ribband. 

 Cochlus — Spotted Silver Mouth. 

 Chrysostomus — Gold Mouth. 

 Echinatus — Prickly. [da. 



Tectum-persicum — Little Pago- 

 Pagodus — Chinese Pagoda. 

 S ulcatus — Furrowed. 

 Calcar — Spur. 

 Rugosus — Rugged. 

 Marmoratus — Green. 

 Sarmaticus — Pomegranate. 

 Olearis — Large-keeled. 

 Cornutus — Horned. 

 Radiatus — Radiated. 

 Imperialis — Imperial. 

 C oronatus — Crowned. 

 Canaliculatus — Grooved. 

 Setosus — Leopard. 

 Sparverius — Pearly-mouthed. 

 Spinosus — Spinous. 

 Moltkianus — Moltkian. 

 Spenglerianus — Spengler's. 

 Castanea — Chesnut. 

 Crenulatus — Crenulated. 

 Smaragdus — Emerald. 

 Papyraceus — Paper. 



iEthiops — Black and White. 

 Nicobaricus — Nicobar. 

 Cidaris — Turban. 

 Nigerrimus — Black. 

 Helicinus — Green and Purple. 

 Punctatus — Punctured. 

 Hsemastomus — Red-mouthed. 

 Torquatus — Thready. 

 Undulatus — Waved. 

 Niveus — Snowy. 

 Helicoides — Helix-like. 

 *Nitidus — Smooth. 

 *Scriptus — Charactered. 

 *Costatus — Ribbed. 



* S ubluteus — Opaque. 



* Albulus — Whitish. 

 *Reticulatus — Reticulated. 

 *Ruber — Red. 

 *Interstinctus — Separated. 

 *Striatus — Striated. 

 ♦Subarcuatus — Curved. 

 *^reus — Bronze. 

 *Elegans — Elegant. 

 *Pellucidus — Pellucid. 

 *Canaliculatus — Chamieled. 

 *Divisus — Divided. 



C. — Solid, 



Pica — Magpye. 

 Sanguineus — Scarlet. 

 Argyrostomus — Silver Mouth, 

 Margaritaceus — Pearly. 

 Versicolor — Green and White. 

 Delphinus — Dolphin Shell. 

 Nodulosus — Knotty. 

 Distortus — Distorted. 



PERFORATED. 



Stellaris — Radiated. 

 Aculeatus — Painted. 

 Stellatus — Spined. 

 Mespilus — Medlar. 

 Granulatus — Granulated. 

 Ludus — Green-spotted. 

 Atratus — Black-grained. 

 Dentatus — Toothed, 



