Unaccredited strangers from unknown tribes were typically speared by Australian aborigines

Evidence

Social relations of any type [could not be] established with strangers unless these could demonstrate that they were connected by kinship ties with someone within the horde. A stranger from an unknown tribe, unless he came accredited as a sacred messenger, would most probably be promptly speared. — Lyn H. Lofland, World of Strangers_ Order and Action in…, 53

Categorization

• XREF: Shows that pre-urban social order treats the stranger as physical threat; grounds the reader’s cross-reading contrast between small-scale and urban categorization regimes.