The Dog on a chain emblem was featured by Karl`Carlos'meyer of Jasta 4, his Fok DvII(OAW) bore the usual jasta 4 markings,a black nose,struts and wheel covers and black/white borders to the fuselage.the dog in the emblem headed backwards.
(Richthofen's flying circus,Osprey aviation elite units,pg116)
Striking scheme you did there,though,John!