- Tupi (Abañeénga) dialects
- Tamoyo – once spoken from the Cabo de São Tomé to Angra dos Reis, state of Rio de Janeiro. (Unattested.)
- Ararape – once spoken on the Paraíba do Sul River in the state of Rio de Janeiro. (Unattested.)
- Temimino – once spoken on the coast of the state of Espirito Santo. (Unattested.)
- Tupiniquin / Margaya – once spoken on the coast from Espirito Santo as far as Camamu, state of Bahia.
- Tupinamba – formerly spoken on the coast from Camamu as far as the mouth of the São Francisco River, later on the coast in the state of Maranhão.
- Tupina – once spoken in the interior of the state of Bahia. (Unattested.)
- Caeté / Caité – once spoken on the coast from the mouth of the São Francisco River to the mouth of the Paraíba do Norte River. (Unattested.)
- Amoipira / Anaupira – once spoken in the interior of the state of Bahia, from Cabrobó to the mouth of the Grande River. (Unattested.)
- Abaete – once spoken in Bahia on the Abaeté River. (Unattested.)
- Maromomi – dialect spoken at the old mission of São Barnabé, Rio de Janeiro. (Unattested.)
- Potiguara / Petigare – dialect once spoken on the coast from the mouth of the Paraíba do Norte River to the mouth of the Parnaiba River, now spoken by a few families in the Baía da Traição, state of Paraíba.
- Viatan – once spoken in the interior of the states of Pernambuco, but the exact location not recorded. (Unattested.)
- Tobajara / Miarigois – once spoken in the interior of the state of Ceará on the Camocim River. (Unattested.)
- Cahicahi / Caicaze / Caicai – once spoken on the lower course of the Itapecurú River, state of Maranhão. (Unattested.)
- Jaguaribára – once spoken at the mouth of the Jaguaribare River, state of Ceará. (Unattested.)
- Tupinambarana – once spoken on the island of the same name on the Amazon River. (Unattested.)
- Nhengahiba / Ingahiva – once spoken in the southern part of Marajó Island, Pará. (Unattested.)
- Nheéngatu / Niangatú / Lingua Geral – a language spoken by the mixed population on both banks of the Amazon River and in the past century used in intertribal and commercial relations.
- Guarani (Karani, Abañéem) dialects
- Chandri / Yarri – once spoken on the Martín García Island and in the Martín Chico region, Argentina, and on the coast near San Lázaro, Paraguay. (Unattested.)
- Topare – once spoken near San Gabriel, Uruguay. (Unattested.)
- Cariú / Carijó – once spoken in the state of Rio Grande do Sul, Brazil, from Porto Alegre to Antonina, state of Paraná and in the Serra do Mar.
- Arachane / Arechane – once spoken around the Lagoa dos Patos, Rio Grande do Sul. (Unattested.)
- Itatin – originally spoken south of the Apa River, Paraguay, now by a few families on the Brilhante River, state of Mato Grosso, Brazil. (Unattested.)
- Bituruna – once spoken on the São Antonio River, Peixe River, and Chopim River in the state of Paraná, Brazil. (Unattested.)
- Tape – extinct dialect from the Serra Geral, state of Rio Grande do Sul (Unattested.)
- Apapocúva – originally spoken on the Dourados River and Amambaí River, state of Mato Grosso, later on the Itaparé River, state of São Paulo, now extinct.
- Tañyguá – originally spoken on the Dourados River, Mato Grosso, later on the Aguapeí River, state of São Paulo, now extinct. (Unattested.)
- Oguaíva – originally spoken in Mato Grosso, later on the Paranapanema River, state of São Paulo. (Unattested.)
- Kainguá / Painguá / Montese – language affined to Guaraní, spoken on the Jejuy River, Paraguay, and on the Aracaí River and Igatimí River, state of Paraná. Dialects are:
- Baticola – once spoken in the Serra Amambaí, state of Mato Grosso. (Unattested.)
- Paiguasú – spoken on the Curupaiña River, Mato Grosso. (Unattested.)
- Avahuguai – spoken on the Dourados River, Mato Grosso. (Unattested.)
- Yvytyiguá – spoken in the Serra do Diabo, Mato Grosso. (Unattested.)
- Apiteré – spoken between the São Joaquim River and Amambaí River, Mato Grosso. (Unattested.)
- Tembecua – spoken by the neighbors of the Ivitiigúa (Yvytyigua) tribe.
- Chiripá – spoken on the Acaray River, Paraguay; and at the mouth of the Iguasú River, Argentina.
- Mbyhá / Jeguaká Tenondé / Bwihá / Caiua / Cahygua – spoken on the Monday River, Paraguay.
- Canoiero / Aba / Tiäbezä – spoken on both banks of the Tocantins River, in the central part of Bananal Island and at the mouth of the Crixás River and Peixe River, state of Goiás.
- Guaranized languages
- Shetá / Aré / Yvaparé – once spoken in the interior of the state of Paraná on the Ivaí River, now extinct.
- Serra dos Dourados (tribe with unknown name) – in the Serra dos Dourados, state of Paraná.
- Guayaquí / Acé – spoken by a tribe in the Cordillera de Villa Rica, Paraguay.
- Notobotocudo / Pihtadyouai – language of an extinct tribe that lived at the sources of the Uruguai River and Iguasú River, state of Santa Catarina.
- Kamayurá group
- Kamayurá / Camayura – spoken by a small tribe on the Ferro River in the Xingú basin, state of Mato Grosso.
- Awití / Auetö / Aweti – spoken in the same region on the Culiseú River, Mato Grosso.
- Arawiné – little known language from the 7 de setembro River, state of Mato Grosso.
- Tapirapé group
- Tapirapé – spoken on the Tapirapé River and Naja River, Mato Grosso.
- Ampaneá – extinct language once spoken at the sources of the Tapirapé River, state of Mato Grosso. (Unattested.)
- Northern group
- Pará group
- Camboca – extinct language once spoken between the mouths of the Tocantins River and Jacundá River. (Unattested.)
- Apehou – once spoken at the mouth of the Xingú River. (Unattested.)
- Aratú – once spoken at the mouth of the Curuá River. (Unattested.)
- Mapua – once spoken on Marajó Island on the Mapuá River. (Unattested.)
- Anajá – once spoken on Marajó Island on the Anajás River. (Unattested.)
- Camarapim – once spoken at the mouth of the Pacajá River. (Unattested.)
- Uanapú – once spoken on the Anapú River. (Unattested.)
- Coaní – once spoken at the mouth of the Xingú River. (Unattested.)
- Mamayaná – once spoken to the south of the mouth of the Anapú River. (Unattested.)
- Pacajá – once spoken between the Pacajá River and Anapú River.
- Jacunda – once spoken on the Jacundá River. (Villa Real 1848, p. 432, only two words.)
- Parakanã – spoken between the Tocantins River and Pacajá River by an almost unknown tribe.
- Anambé – once spoken on the left bank of the Tocantins River near Rebojo de Guariba, now extinct.
- Caranbú – spoken by the unknown neighbors of the Anambé tribe. (Unattested.)
- Tapirauha / Cupelobo / Kupẽ-rob / Jandiaí – spoken by only a few individuals on the Igarapé do Bacurí and west of the Cachoeira de Itaboca.
- Anta – once spoken by the neighbors of the Tapirauha tribe. (Unattested.)
- Tacayuna – once spoken on the Tacaiuna River. (Unattested.)
- Asurini – spoken by the totally unknown tribe that lived between the upper course of the Xingú River, and the Freso River and Pacajá River. (Unattested.)
- Mudzyetíre – a Cayapó name for an unknown Tupi tribe that lived on the Igarapé Sororosinho. (Unattested.)
- Tacuñapé / Eidum / Péua – extinct language once spoken on the Iriri River and Novo River. (only a few words.)
- Tacumandícai / Caras Pretas – language of a very little known tribe that lived on the lower course of the Xingú River.
- Jauari – extinct language once spoken on the Vermelho River and Araguaia River. (Unattested.)
- Zapucaya – once spoken between the Amazon and Paraná do Urariá Rivers. (Unattested.)
- Tapajó – once spoken at the mouth of the Tapajós River (cf. Amazonas group). (Unattested.)
- Auacachi – once spoken at the mouth of the Auacachi River. (Unattested.)
- Papateruana – once spoken in a part of Tupinambarana Island on the Amazon River. (Unattested.)
- Guiana group
- Oyampi / Wayapí / Guayapi – originally spoken on the lower course of the Xingú River, later on the Oiapoque River in the territory of Amapá, in French Guiana, now on the Maroni River.
- Tamacom – extinct language once spoken on the middle course of the Jarí River and at the sources of the Maracá River, Pará. (Unattested.)
- Cusari / Coussani – once spoken on the upper course of the Araguarí River, territory of Amapá. (Unattested.)
- Paikipiranga / Parixi – spoken at the sources of the Maracá River, Pará.
- Calayua – once spoken at the sources of the Inipucú River, Pará. (Unattested.)
- Apama – spoken by a few individuals on the Maecurú River, Pará. (Unattested.)
- Emerillon / Teko / Emereñon / Marêyo – spoken by only a few families on the Approuague River, Camopi River, Inini River, Coureni River, and Araoua River, French Guiana.
- Caripuna / Calipurn – language spoken on the Curipi River, Pará, by the mixed population of diverse origin. (Unattested.)
- Southern group
- Apiacá – originally spoken between the Arinos River and Juruena River, now on the São Manoel River and Ronuro River, and on the upper course of the Tapajós River, Mato Grosso.
- Tapañuna – language of a very little known tribe that lived between the Tapanhuna River and Peixe River, state of Mato Grosso. (Unattested.)
- Timaóna – language of an unknown tribe from the Peixe River. (Unattested.)
- Raipé-Sisi / Aipé-Chichi – once spoken between the Arinos River and São Manoel River. (Unattested.)
- Makirí – spoken at the mouth of the São Manoel River.
- Pariuaia – spoken at the sources of the Barati River. (Unattested.)
- Kayabí / Parua – spoken on the lower course of the Verde River and on the Paranatina River.
- Kawahyb / Cabahyba / Kawahíwa – originally spoken in the tropical forests west of the upper course of the Tocantins River, later on the Ji-Paraná River and Marmelos River, Pará.
- Catuquinarú – language of a Tupinized Katukina tribe, spoken on the Embira River, Amazonas.
- Amazonas group
- Omagua / Campeua / Carari – originally spoken along the Amazon River between the mouth of the Juruá River and the mouth of the Napo River, now in only a few villages.
- Yurimagua / Yoriman – once spoken along the Amazon River from the mouth of the Jutaí River to the mouth, of the Purus River, now spoken by only a few of the mixed population in the city of Yurimaguas, Peru. (Unattested.)
- Aizuare – once spoken from the mouth of the Juruá River to the mouth of the Japura River. (Unattested.)
- Ibanoma / Bonama – spoken on the right bank of the Amazon River from the mouth of the Purus River to the mouth of the Juruá River; now totally extinct. (Unattested.)
- Tapajó – once spoken at the mouth of the Tapajós River (cf. Pará group). (Unattested.)
- Awakachi – once spoken at the mouth of the Auacachi River. (Unattested.)
- Papateruana – once spoken in a part of the Tupinambarana Island on the Amazon River. (Unattested.)
- Paguana – once spoken along the Amazon River from the mouth of the Cafua River to the mouth of the Tefé River. (Unattested.)
- Cocama – language spoken on a great lagoon on the left bank of the Ucayali River and near the city of Nauta, Peru.
- Cocamilla – spoken on the lower course of the Huallaga River, Peru. (Tessmann 1930, p. 82.)
- Yeté – once spoken on the Tiputini River, Loreto province, Peru. (Unattested.)
- Jibitaona – once spoken near the city of Santiago de las Montañas, Peru. (Unattested.)
- Chiriguano group
- Chiriguano / Camba – spoken in the Bolivian Andes in the Serranía de Aguarugue and in the western part of the Bolivian Chaco, in Sara Province and on the upper course of the Bermejo River. Now only in the Carandaiti Valley and around Tarabuco.
- Guarayo – spoken at the sources of the Blanco River and on the San Miguel River, now in the missions of Yotaú, San Pablo, and Yaguarú, province of Santa Cruz, Bolivia.
- Pauserna / Moperecoa / Warádu-nëe – originally spoken on the Paragúa River and Tarbo River, Bolivia, now by only a few individuals on the Verde River, a tributary of the Guaporé River, Mato Grosso.
- Tapieté / Kurukwá / Yanaygua / Parapiti – spoken on the upper course of the Pilcomayo River and on the Parapití River, Paraguayan Chaco
- Izozo / Chané language – spoken on the Itiyuro River in the Campo y Durán and on the Parepetí River, Chaco.
- Siriono / Chori – language of a very primitive tribe in central Bolivia, especially in the tropical forests on the Ichillo River and Grande River, between the Blanco River and Yapacaní River, between the Ivari River and Quimore River, between the upper course of the Ivari River and Grande River, between the Piray River and Itonama River, and between the Beni River and Mamoré River.
- Mawé group
- Mawé / Mauhé / Mague – originally spoken on the Tapajós Mataura River, Maué-assú River, Arapiuns River, Arichi River, and Tracuá River, in the state of Pará, now on the Uaicurapá River.
- Arapiyú / Aripuana – once spoken at the mouth of the Arapiuns River. (Unattested.)
- Andirá – once spoken south of Tupinambarana Island on the Amazon River. (Unattested.)
- Igapuitariara – once spoken at the sources of the Curauaí River. (Unattested.)
- Curiato – once spoken at the mouth of the Maricauá River. (Unattested.)
- Sapupé / Sacopé – once spoken on the Bararatí River. (Unattested.)
- Maraguá – extinct language once spoken on the right bank of the Amazon River, south of the Condurí tribe. (Unattested.)
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