The Collaborative International Dictionary of English v.0.48:

Consistorian \Con`sis*to"rian\, a.
   Pertaining to a Presbyterian consistory; -- a contemptuous
   term of 17th century controversy.
   [1913 Webster]

         You fall next on the consistorian schismatics; for so
         you call Presbyterians.                  --Milton.
   [1913 Webster]