Olrat (10767-olr) = Critically Endangered (60 percent certain, based on the evidence available)
E17/E18/E19/E20/E21/E22/E23/E24 has a separate entry for Olrat [olr], but it is intelligible to Koro [krf] ( Alexandre François 2011 ). See also: Koro (Vanuatu) [krf].
Glottolog
[olr] at ISO 639-3
[olr] at OLAC
[olr] at Odin
Olrat at Endangered Languages Project
Wikidata
Wikipedia