The problematic notion in all of this is that of antidevelopment forces working in concert.

Flash'd forth, like javelins thrown: Like sun-darts wing'd from the silver bow, They smote the spear and the turban'd brow […]

Perhaps therefore, it is this linguistic or rhetorical effect that Wigmore is tackling with his “negatory” class (given that juratorial presentation is a constant motivation for Wigmore).

Other sheep I have which are not of this fold.