Ngero–Vitiaz languages

The Ngero–Vitiaz languages form a linkage of Austronesian languages in northern Papua New Guinea. They are spoken, from west to east, in Madang Province, Morobe Province, and New Britain.

Classification
According to Lynch, Ross, & Crowley (2002), the structure of the family is as follows:


 * Ngero–Vitiaz
 * Ngero family
 * Bariai linkage: Bariai, Kove, Lusi, Malalamai
 * Tuam linkage: Gitua, Mutu
 * Vitiaz linkage
 * Bel family
 * Astrolabe (East Bel) linkage: Awad Bing, Mindiri, Wab
 * Nuclear Bel (West Bel) linkage: Marik (Dami, Ham), Gedaged, Bilibil, Takia, Matukar
 * Southwest New Britain linkage
 * Bibling linkage: Lamogai, Mouk-Aria
 * Pasismanua linkage: Aigon, Miu, Kaulong–Karore, Sengseng
 * Arawe linkage:
 * East Arawe: Akolet, Avau, Bebeli, Lesing-Gelimi
 * West Arawe: Solong, Apalik (Ambul), Gimi, Aiklep
 * ?Mangseng
 * Mengen family: Lote, Mamusi, Mengen
 * Maleu
 * Korap linkage: Arop-Lukep, Karnai, Malasanga, Mur Pano
 * Mbula
 * Roinji–Nenaya: Mato, Ronji
 * Sio
 * Tami
 * Amara