Hello Huskie,
There will be a complete W.Nr. list with Stkz for all Do 215, as well as lists of converted Do 215 B-5 and Do 17 Z-7/10 in the upcoming Do 215 book soon to be released by Crecy. So you will find my 2 cents there.
http://www.crecy.co.uk/dornier-do-215
Best regards
/Mikael