The Land Dayak languages are a putative group of dozen or so languages spoken by the Bidayuh

Bidayuh

Bidayuh is the collective name for several indigenous groups found in southern Sarawak, on the island of Borneo, that are broadly similar in language and culture . The name "Bidayuh" means 'inhabitants of land'...

 Land Dayaks of Borneo

Borneo

Borneo is the third largest island in the world and is located north of Java Island, Indonesia, at the geographic centre of Maritime Southeast Asia....

.

Languages

The unity of Land Dayak as a group is dubious. A 2008 analysis of the Austronesian Basic Vocabulary Database found that the Bekati’ and Jagoi languages (the two Land Dayak languages included in the analysis) were no more closely related to each other than they were to the Barito

Barito languages

The Barito languages are a score of Dayak languages of Borneo, and most famously Malagasy, the national language of Madagascar. They are named after the Barito River....

 and North Sarawakan languages

North Sarawakan languages

The North Sarawakan languages consist of several groups Austronesian languages spoken in the northeastern part of the province of Sarawak, Borneo....

. Indeed, the calculated confidence that any of these languages formed a valid unit was only 56%. The accepted groups are:

• Bekati’
  Bekati’ languages
  Bekati’ is a group of Dayak languages of Borneo:...
  
  (e.g. Lara’)
• Biyaduh
  Biyaduh languages
  Biyaduh is a group of Dayak languages of Borneo:*Bukar Sadong*Biatah–Tringgus, Jagoi...
  
  (e.g. Jagoi)
• Southern
  Southern Land Dayak languages
  Southern Land Dayak is a group of Dayak languages of Borneo:...
  
  (e.g. Ribun)
• ? Benyadu’
• ? Sanggau
  Sanggau language
  Sanggau is a Dayak language of Borneo. It is left unclassified by Ethnologue. Sanggau varieties are quite divergent, and may be distinct languages....
  
  

(Benyadu' and Sanggau are left unclassified by Ethnologue.)

External links

• www.ethnologue.com : "Austronesian, Malayo-Polynesian, Land Dayak"