Linn, names. 



7 Arabicula 



8 quadrimacu-. 



lata 



9 interstincta 



10 aperta 



1 1 commixta 



12 nivea 



13 umbilicata 



14 Algoensis 



15 rosea 



16 Childreni 



17 clandestina 



18 Capensis 



Engl, names. 

 snake-skin 



four-spotted 



spotted 



open-mouthed 



blended 



white-banded 



umbilicated 



Algoa Bay 



violet 



Children's 



angular-streaked 



Cape 



Synon. fy Ref. 

 M.Cab. 



Habitat. 



S. Seas. 



Ind. Ocean. 



S. Seas. 



Tan.Cat.p.3Q,2)L7. u. 

 Br.Mus. Africa. 

 Ind. Ocean. 



u. 



■ S. Seas. 



C. of Good Hope. 



BULLA. 



1 lineata 



2 elegans 



S decussata 



DIPPER. 



linear 



inflated 



pear-shaped 



Br.Mus. New Holland. 

 Gray Cab. Britain. 



M.Cab. Panama. 



VOLUTA. VOLUTE. 



1 subnodosa zigzag 



Br. Mies. 



v. 



