ru-mocoso = hand.
The Kamilaroi scale, given as an example of binary formation, is partly ternary; and its word for 6, _guliba guliba_, 3-3, is purely ternary.

An occasional ternary trace is also found in number systems otherwise decimal or quinary vigesimal; as the _dlkunoutl_, second 3, of the Haida Indians of British Columbia.

The Karens of India[196] in a system otherwise strictly decimal, exhibit the following binary-ternary-quaternary vagary: 6.

then tho = 3 x 2.
7.

then tho ta = 3 x 2-1.
8.