Auchenipterus demerarae
Eigenmann, 1912

Guayana, Venezuela
Demerara-, Rupununi-, Essequibo-, Cuyuni River = río Cuyuni-Einzug, Wismar; río Botanamo
(Potaro-Siparuni, Upper Takutu-Upper Essequibo, Bólivar (VEN))

desconocido

Balroglanis carolae
Vari & Ferraris, 2013

Guayana
Cuyuni River-Einzug, stromabwärts Kanaima Falls
(Cuyuni-Mazaruni)

Vari, R.P. & Ferraris C.J. Jr., 2013 "Two New Species of the Catfish Genus Tatia (Siluriformes: Auchenipteridae) from the Guiana Shield and a Reevaluation of the Limits of the Genus"
Fishbase

desconocido

Brachyglanis melas
Eigenmann, 1912

Guayana
Warraputa, Mazaruni River bei Crab Falls, Essequibo River-Einzug
(Cuyuni-Mazaruni)

desconocido

Doras carinatus
Linnaeus, 1766

Brasil, Suriname, Guayana, Guiana Francesa, Venezuela
río Lima, Essequibo River, Maroni River-Einzug, Tampok River, Sinnamary River, Burro Burro River, Corantijn River, Sipaliwini River, río Yuruari, río Carapo
(Bolívar (VEN), Sipaliwini)

200

desconocido

Haemomaster venezuelae
Myers, 1927

Brasil, Guyana, Colombia, Venezuela
Río Orinoco-Einzug, río Caura, río Tomo, Mazaruni River, Cuyuni River
(Amazonas (VEN), Bolívar (VEN) Vichada, Cuyuni-Mazaruni)

desconocido

Hypoptopoma guianense
Boeseman, 1974

Guayana; Suriname, Venezuela
Essequibo River-, Rupununi River, Cuyuni River, Stondansi Falls; Nickerie River-Einzug
(Cuyuni-Mazaruni, Sipaliwini, Nickerie, Upper Takutu-Upper Essequibo, Potaro-Siparuni, Upper Demerara-Berbice)

Isbrücker, I.J.H., 1980 "Classification and catalogue of the mailed Loricariidae (Pisces, Siluriformes)"
Ferraris, C.J. Jr. & Vari, R.P. , 1992 "Catalog of type specimens of recent fishes in the National Museum of Natural History, Smithsonian Institution"
Ferraris, C.J. jr., 2007 "Checklist of catfishes, recent and fossil (Osteichthyes: Siluriformes), and catalogue of siluriform primary types (I)"

desconocido

Hypostominae sp. "L 376"

Guayana
Kamarang River, oberer Mazaruni River
(Cuyuni-Mazaruni)

Stawikowski, Rainer, 2005 "Unbeschriebene Art und Gattung"
PCF

20 - 25

desconocido

Hypostomus hemiurus
Eigenmann, 1912

Guayana
Potaro River, Mazaruni River, Rupununi River
(Cuyuni-Mazaruni, Potaro-Siparuni, Upper Takutu-Upper Essequibo)
UICN: menor preocupación

120

23 - 29

desconocido

Hypostomus taphorni
Cochliodon taphorni
Lilyestrom, 1984

Guyana, Venezuela
río Botanmo, río Cuyuni, río Corumo, Mapari River
(Bolívar, Cuyuni-Mazaruni, Pomeroon-Supenaam)

150

25 - 29

desconocido

Leptodoras linnelli
Eigenmann, 1912

Brasil, Guayana, Venezuela
Río Mavaca, río Siapa, brazo Casiquare oberer río Orinoco, Potaro River, Essequibo River, Demerara River, Araguari River, Tumatumari, Rockstone, Crab Falls, linke Zuflüsse des unteren Amazonas, rio Uatumã, rio Tacutu, rio Demini
(Amapá, Roraima, Amazonas (BRA), Pará (BRA))

150

desconocido

Leptorhamdia essequibensis
Eigenmann, 1912

Brasil, Guyana
Crab Falls, Konawaruk, Essequibo River, unterer Rio Tocantins
(Cuyuni-Mazaruni, Pará (BRA))

Leptorhamdia essequibensis from King William falls, Guyana

120

desconocido

Mastiglanis sp. aff. asopos

Brasil, Guyana, Venezuela
Rio Purús, rio Cristalino-, rio Bacajái, rio Madeira-Einzug, Essequibo-River, Burro Burro River, Ireng River, Rupununi River, Mazaruni River, río Orinoco, río Sipapo, río Ventuari, río Manapiare
(Amazonas (BRA), Mato Grosso, Pará (BRA), Rondônia, Potaro-Siparuni, Alto Demerara-Berbice, Alto Takutu-Alto Essequibo, Cuyuni-Mazaruni, Bolívar (VEN), Amazonas (VEN))

Faustino-Fuster, D.R. & Ortega, H., 2020 "A new species of Mastiglanis Bockmann 1994 (Siluriformes: Heptapteridae) from the Amazon River basin, Peru " (abstract)

desconocido

Neblinichthys brevibracchium
Taphorn, Armbruster, López-Fernández & Bernard, 2010

Guayana
Kukui, Waruma, Paikwa, oberer río Mazaruni-Einzug
(Cuyuni-Mazaruni)

Neblinichthys brevibracchium, holotype, CSBD 1653, 73.3 mm SL, lower Kukui River at Jawalla, uper Mazaruni River drainage, Guyana

24 - 28

desconocido

Neblinichthys echinasus
Taphorn, Armbruster, López-Fernández & Bernard, 2010

Guayana
Kukui River bei Philipai oberer Mazaruni-Einzug
(Cuyuni-Mazaruni)

Neblinichthys echinasus, holotype, CSBD 1652, 82.9 mm SL, Kukui River, near town of Philipai, uper Mazaruni River drainage

24 - 28

desconocido

Paracanthopoma alleynei
Henschel,Berndt, Baskin,Schmidt & Lujan, 2021

Brasil, Guyana
Mazaruni River, rio Baraúna, igarapé Água Boa
(Cuyuni-Mazaruni, Roraima)

Henschel,E.;Bernt, M.J.; Baskin,J.N.;Schmidt, R.E. & Lujan, N.K., 2021 "Osteology-focused redescription and description of the blood-feeding candirus Paracanthopoma parva and Paravandellia alleynei sp. n."

desconocido

Paracanthopoma parva
Giltay, 1935

Bolivia, Brasil, Equador, Guyana, Colombia, Venezuela
Rio Catrymany = rio Catrimani, Essequibo River, Mazaruni River, Cuyuni River
(Roraima, Cuyuni-Mazaruni )

Giltay, L., 1935 "Notes ichthyologiques. X. Description d'une espèce nouvelle de Trichomycteridae"
Schmidt, R.E., 1993 "Relationships and notes on the biology of Paracanthopoma parva (Pisces: Trichomycteridae)"
Ferraris, C.J. jr., 2007 "Checklist of catfishes, recent and fossil (Osteichthyes: Siluriformes), and catalogue of siluriform primary types (II)"

desconocido

Paralithoxus cf. raso "L 435" / "LDA 66"

Brasil, Guayana
Rio Branco, Rio Mazaruni
(Roraima, Cuyuni-Mazaruni)

23 - 27

desconocido

Parotocinclus sp. "Mazaruni"

Guayana
Issano Creek
(Cuyuni-Mazaruni)

desconocido

Paulasquama callis
Armbruster & Taphorn, 2011

Guayana
Waruma River
(Cuyuni-Mazaruni)

Armbruster, J.W. & Taphorn, D.C., 2011 "A New Genus and Species of Weakly Armored Catfish from the Upper Mazaruni River, Guyana (Siluriformes: Loricariidae)"
Lujan, N.K. & Armbruster, J.W., 2011 "Two New Genera and Species of Ancistrini (Siluriformes: Loricariidae) from the Western Guiana Shield"
Salcedo, Norma J., 2013 "Description of Loraxichthys lexa, new genus and species (Siluriformes: Loricariidae) from the Río Huallaga Basin, central Peru, with notes on the morphology of the enigmatic Lipopterichthys carrioni Norman, 1935"

desconocido

Pimelodella megalops
Eigenmann, 1912

Guayana Francesa, Guyana, Suriname
Tumatumari, Crab Falls, Approuague, Essequibo River
(Cuyuni-Mazaruni, Essequibo Islands-West Demerara, Upper Demerara-Berbice, Pataro-Siparuni, Upper Takutu-Upper Essequibo)

desconocido

Rhinotocinclus britskii
Boeseman, 1974

Guyana, Suriname, Venezuela
Coppename River, Nickeri River, Mazaruni River, río Orinoco-Einzug

26 - 29

desconocido

Tatia galaxias
Mees, 1974

Colombia, Venezuela
Caño de Quiribana, río Meta, laguna Mozambique, río Sipapo, río Mavaca, río Atabapo, río Cinaruco, río Apure, río Urbani, río Sipao, río Chaviripa, río Guariquito, río San Bartolo, río Guarapiche
(Amazonas (VEN), Apure, Bolívar (VEN), Guarico, Monagas, Casanare, Vichada)

100

Franke

Trachydoras microstomus
Eigenmann, 1912

Bolivia, Brasil, Guayana, Venezuela
Essequibo River, río Orinoco-, Amazonas-Einzug, rio Madeira, rio Jutaí, rio Negro, rio Trombetas, rio Guaporé = río Iténez, Crab Falls
(Amazonas (BRA))

desconocido

Tympanopleura piperatus
Eigenmann, 1912

Brasil, Guayana, Colombia, Perú
Potaro River, Essequibo River, Rupununi River, Crab Falls, rio Solimões, rio Negro, Amazonas
(Potaro-Siparuni, Upper Takutu-Upper Essequibo, Amazonas)