platir platir = 2-2.
This Australian list might be greatly extended, but the scales selected may be taken as representative examples of Australian binary scales.

Nearly all of them show a structure too clearly marked to require comment.

In a few cases, however, the systems are to be regarded rather as showing a trace of binary structure, than as perfect examples of counting by twos.

Examples of this nature are especially numerous in Curr's extensive list--the most complete collection of Australian vocabularies ever made.
A few binary scales have been found in South America, but they show no important variation on the Australian systems cited above.

The only ones I have been able to collect are the following: BAKAIRI.[188] 1.