UNIVALVES. VOLUTA. 93 



DIVISION III. SHELL OVATE, SMOOTH, SPIRE FLAT, APER- 

 TURE EFFUSE AND LINEAR. 



Porcellana Porcelain. Bullata Bubble. 



Persicula Red-spotted, *Lsevis Smooth. 



Cingulata Red-lined. *Catenata Chain- spotted. 



DIVISION IV. SHELL SUB-CYLINDRICAL, ENAMELLED, AND 



EMARGINATED. 



FAMILY 1. Spire rather obtuse. 



Porphyrea Porphyry. Incrassata Thickened. 



Erythrostoma Orange-mouth' d' Pinguis Quaker. 

 OHva Olive. Tigrina Tiger. 



Ventricosa Ventricose. Carneola Carnelian. 



Utriculus Bottle-shaped. Micans Little. 



FAMILY 2. Spire prominent or conical. 

 Cruenta Orange-throat. Ampla Large. 



Annulata Ringed. Nivea Snowy. 



Gibbosa Gibbous. Jaspidea Jasper. 



Ispidula Enamelled. Ancilla Damsel. 



Hiatula Gaping. Nitidula Delicate. 



Oryza Rice. 



DIVISION V. SHELL FUSIFORM, GENERALLY STRIATED OR 



RIBBED, EITHER LONGITUDINALLY OR TRANSVERSELY. 



FAMILY 1. Spire less than half the length of the shell. 



Crenulata Crenulated. Leucozonias White-striped. 



Fenestrata Eight-plaited. Morio Tawny. 



Dactylus Six-plaited. Aurantia Orange. 



Conus Conic. Vitulina White- banded. 



Texturata Four-plaited. Olivaria Two- banded. 



Microzonias White-banded. Nubila Clouded. 



Tringa Decorticated. Pertusa Punctured. 



Fissurata Straw-colour' d. Spiralis Spiral. 



Barbadensis Striped. Patriarchalis Patriarch. 



Spadicea Five-plaited. Muriculata Walled. 



Decussata Decussated. Paupercula Zebra. 



Variegata Variegated. Pica Magpie. 



Caffra Caffre. Ferrugata Bellied. 



