Anticlockwisely

…the point z = e will move on the unit circle anticlockwisely and for λ → ∞ it will approach the point +1 of this circle from below….

Dorsal spine curved slightly proximally and distally straight and slightly twisted anticlockwisely.

In all the others, the design in one of the elements is moving clockwise while the one in the other element moves anticlockwisely but in (a), the design is moving anticlockwise in both the elements.