i hope you meant "equivalent"
if you did then the "equivalent" would be the cdc & elk caadis by hans weilenmann
http://www.danica.com/flytier/hweilenmann/cdcelk.htm
on the wet side would be the diving cdc & elk also by hans weilenmann
http://www.danica.com/flytier/steps/...ing_cdcelk.htm