PIE for "eel"

From: João S. Lopes Filho
Message: 7825
Date: 2001-07-08

Is there a PIE word for "eel"? Or is it derived from words for "snake"?
 
Greek egkhelys (dialectal emberis)
Lat anguilla
Slavic o,gori
Lit angurys
Prussian angurgis
 
*angw-el-?
*angw-or-?