| Pristimantis miyatai (Lynch, 1984) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis mnionaetes (Lynch, 1998) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis modipeplus (Lynch, 1981) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis molybrignus (Lynch, 1986) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis morlaco Sánchez-Nivicela, Toral-Contreras & Urgilés, 2022 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis moro (Savage, 1965) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis muchimuk Barrio-Amorós, Mesa, Brewer-Carías & McDiarmid, 2010 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis multicolor Páez & Ron, 2019 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis munozi Rojas-Runjaic, Delgado C. & Guayasamin, 2014 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis muricatus (Lynch & Miyata, 1980) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis muscosus (Duellman & Pramuk, 1999) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis museosus (Ibáñez, Jaramillo & Arosemena, 1994) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis mutabilis Guayasamin, Krynak, Krynak, Culebras & Hutter, 2015 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis myersi (Goin & Cochran, 1963) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis myops (Lynch, 1998) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nebulosus (Henle, 1992) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nelsongalloi Valencia, Valladares-Suntasig, Tipantiza-Tuguminago & Dueñas, 2019 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nephophilus (Duellman & Pramuk, 1999) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nervicus (Lynch, 1994) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nicefori (Cochran & Goin, 1970) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nietoi Arteaga-Navarro, Pyron, Peñafiel, Romero-Barreto, Culebras, Bustamante, Yánez-Muñoz et al., 2016 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nigrogriseus (Andersson, 1945) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nimbus Urgilés, Posse, Timbe, Astudillo & Sánchez-Nivicela, 2017 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nubisilva Kaiser, Barrio-Amorós, Rivas-Fuenmayor, Steinlein & Schmid, 2015 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nunezcortezi Chávez, Aznaran, Wong, Victoriano-Cigüeñas, García Ayachi, Valencia-Málaga, Ormeño et al., 2025 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis nyctophylax (Lynch, 1976) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis obmutescens (Lynch, 1980) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis ocellatus (Lynch & Burrowes, 1990) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis ockendeni (Boulenger, 1912) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis ocreatus (Lynch, 1981) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis olivaceus (Köhler, Morales, Lötters, Reichle & Aparicio, 1998) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis omeviridis Ortega-Andrade, Rojas-Soto, Valencia, Espinosa de los Monteros, Morrone, Ron & Cannatella, 2015 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis onorei Rödder & Schmitz, 2009 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis orcesi (Lynch, 1972) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis orcus Lehr, Catenazzi & Rodríguez, 2009 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis orestes (Lynch, 1979) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis ornatissimus (Despax, 1911) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis ornatus (Lehr, Lundberg, Aguilar & von May, 2006) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis orpacobates (Lynch, Ruiz-Carranza & Ardila-Robayo, 1994) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis orphnolaimus (Lynch, 1970) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis ortizi (Guayasamin, Almeida-Reinoso & Nogales-Sornosa, 2004) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis padiali Moravec, Lehr, Perez-Peña, Lopez, Gagliardi-Urrutia & Arista-Tuanama, 2010 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis pahuma Hutter & Guayasamin, 2015 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis paisa (Lynch & Ardila-Robayo, 1999) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis palmeri (Boulenger, 1912) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis paquishae Brito-M., Batallas-R. & Velalcázar, 2014 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis paramerus (Rivero, 1984) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis pardalinus (Lehr, Lundberg, Aguilar & von May, 2006) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis pardalis (Barbour, 1928) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis parectatus (Lynch & Rueda-Almonacid, 1998) | StrabomantidaeChordata | Accepted speciesRecorded extant |
