Well it looks like you could according to this article....
http://www.aquaticcommunity.com/cichlid/shelldwellers.php
Also found this one, it two says a 10g would be fine and it has some pics of different ones!
http://www.cichlidrecipe.com/shellweb/shell_species.htm
http://www.aquaticcommunity.com/cichlid/shelldwellers.php
Also found this one, it two says a 10g would be fine and it has some pics of different ones!
http://www.cichlidrecipe.com/shellweb/shell_species.htm