The Sepik–Ramu languages are an obsolete language family of New Guinea linking the Sepik, Ramu, Nor–Pondo, Leonhard Schultze (Walio–Papi) and Yuat families, together with the Taiap language isolate, and proposed by Donald Laycock and John Z'graggen in 1975.
The Torricelli languages are a family of about fifty languages of the northern Papua New Guinea coast, spoken by about 80,000 people. They are named after the Torricelli Mountains. The most populous and best known Torricelli language is Arapesh, with about 30,000 speakers.
The Senagi languages are a small family of Papuan languages in the classification of Malcolm Ross, that had been part of Stephen Wurm's Trans–New Guinea proposal. They consist of the two languages Angor and Dera.
The Ramu–Lower Sepika.k.a.Lower Sepik–Ramu languages are a proposed family of about 35 Papuan languages spoken in the Ramu and Sepik river basins of northern Papua New Guinea. These languages tend to have simple phonologies, with few consonants or vowels and usually no tones.
The Sepik or Sepik River languages are a family of some 50 Papuan languages spoken in the Sepik river basin of northern Papua New Guinea, proposed by Donald Laycock in 1965 in a somewhat more limited form than presented here. They tend to have simple phonologies, with few consonants or vowels and usually no tones.
The Yuat languages are an independent family of five Papuan languages spoken along the Yuat River in East Sepik Province, Papua New Guinea. They are an independent family in the classification of Malcolm Ross, but are included in Stephen Wurm's Sepik–Ramu proposal. However, Foley and Ross could find no lexical or morphological evidence that they are related to the Sepik or Ramu languages.
The Lower Sepik a.k.a. Nor–Pondo languages are a small language family of East Sepik Province in northern Papua New Guinea. They were identified as a family by K Laumann in 1951 under the name Nor–Pondo, and included in Donald Laycock's now-defunct 1973 Sepik–Ramu family.
The Middle Sepik languages comprise diverse groups of Sepik languages spoken in northern Papua New Guinea. The Middle Sepik grouping is provisionally accepted by Foley (2018) based on shared innovations in pronouns, but is divided by Glottolog. They are spoken in areas surrounding the town of Ambunti in East Sepik Province.
The Sepik Hill languages form the largest and most ramified branch of the Sepik languages of northern Papua New Guinea. They are spoken along the southern margin of the Sepik floodplain in the foothills of Central Range of south-central East Sepik Province.
The Maimai languages constitute a branch of the Torricelli language family. They are spoken just to the west of Nuku town in eastern Sandaun Province, Papua New Guinea.
The Palei languages constitute a branch of the Torricelli language family according to Laycock (1975). They are spoken in mountainous regions of eastern Sandaun Province, Papua New Guinea.
The Wapei languages constitute a branch of the Torricelli language family according to Laycock (1975). Glottolog does not accept this grouping. They are spoken in mountainous regions of eastern Sandaun Province, Papua New Guinea.
The Grass languages are a group of languages in the Ramu language family. It is accepted by Foley (2018), but not by Glottolog. They are spoken in East Sepik Province, Papua New Guinea, with a small number of speakers also located just across the provincial border in Madang Province.
The Papi and Asaba languages form a small family of two somewhat distantly related languages of northern Papua New Guinea, namely Papi and Suarmin (Asaba).
The Mongol–Langam, Koam, or Ulmapo languages are a language group of Keram Rural LLG, East Sepik Province, Papua New Guinea belonging to the Ramu language family. Foley (2018) includes them within the Grass languages, but they were not included in Foley (2005).
The Middle Ramu or Annaberg languages are a small language family of Madang Province, Papua New Guinea. It is no longer accepted as a valid grouping by Glottolog, but is accepted by Foley (2018).
The Leonhard Schultze or Walio–Papi languages are a proposed family of about 6 Papuan languages spoken in the Sepik river basin of northern Papua New Guinea. They are spoken along the border region of East Sepik Province and Sandaun Province, just to the south of the Iwam languages.
The Marienberg or Marienberg Hills languages are a branch of the Torricelli language family. They are spoken in a mountainous stretch of region located between the towns of Wewak and Angoram in the Marienberg Hills of East Sepik Province, Papua New Guinea.
The One or West Wapei languages constitute a branch of the Torricelli language family. They are spoken in north-central Sandaun Province, Papua New Guinea.
The Urim languages constitute a branch of the Torricelli language family. They are spoken in East Sepik Province, in areas bordering the northeastern corner of Sandaun Province.
