research on leeches

[lazleech]

hye all.... i need help.., anybdy involved in any research on leeches??... since this awesome creatures were less discovered for its talent (ahah), and there were only a few papers on them.. i need extra info on them.. anything will do.. if u knw anything.. pls... post it here???..... "begging" esp. the taxonomy.. if it ever exists, their complete tax, frm class to order to genus to species.. help.. help .. help.. ok? arigato!!!