But Dr.Boas, who is one of the most careful and accurate of investigators, says in his comment on this system: "It will be seen at once that this system is quinary-vigesimal....
In 20 we find the word _gyat_, man.

The hundreds are identical with the numerals used in counting men (see p.

87), and then the quinary-vigesimal system is most evident." RIO NORTE INDIANS.[362] 20.

taiguaco.
30.

taiguaco co juyopamauj ajte = 20 + 2 x 5.
40.