| Pristimantis quaquaversus (Lynch, 1974) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis quicato Ospina-Sarria, Méndez-Narváez, Burbano-Yandi & Bolívar-García, 2011 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis quinquagesimus (Lynch & Trueb, 1980) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis racemus (Lynch, 1980) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis ramagii (Boulenger, 1888) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis reclusus (Lynch, 2003) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis reichlei Padial & De la Riva, 2009 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis relictus Roberto, Loebmann, Lyra, Haddad & Ávila, 2022 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis renjiforum (Lynch, 2000) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis repens (Lynch, 1984) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis resistencia Ortega, Brito-M. & Ron, 2022 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis restrepoi (Lynch, 1996) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis reticulatus (Walker & Test, 1955) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis rhabdocnemus (Duellman & Hedges, 2005) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis rhabdolaemus (Duellman, 1978) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis rhigophilus (La Marca, 2007) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis rhodostichus (Duellman & Pramuk, 1999) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis ridens (Cope, 1866) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis rivasi Barrio-Amorós, Rojas-Runjaic & Barros, 2010 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis riveroi (Lynch & La Marca, 1993) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis riveti (Despax, 1911) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis robayoi Yánez-Muñoz, Reyes-Puig, Reyes-Puig, Lagla-Chimba, Paucar-Veintimilla, Urgilés-Merchán et al., 2025 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis romanorum Yánez-Muñoz, Meza-Ramos, Cisneros-Heredia & Reyes-Puig, 2011 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis romeroae Ron, Carrión, Caminer, Sagredo, Navarrete, Ortega, Varela-Jaramillo, Vidal-Maldonado & Terán, 2020 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis roni Yanez-Munoz, Bejarano-Munoz, Brito-M. & Batallas-R., 2014 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis rosadoi (Flores, 1988) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis roseus (Boulenger, 1918) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis royi (Morales, 2007) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis rozei (Rivero, 1961) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis rubicundus (Jiménez de la Espada, 1875) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis ruedai (Ruiz-Carranza, Lynch & Ardila-Robayo, 1997) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis rufoviridis Valencia, Yánez-Muñoz, Betancourt-Yépez, Terán-Valdez & Guayasamin, 2011 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis ruidus (Lynch, 1979) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis rupicola Taucce, Nascimento, Trevisan, Leite, Santana, Haddad & Napoli, 2020 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis sagedunneae Székely, Székely, Armijos-Ojeda, Hualpa-Vega & Vörös, 2023 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis sagittulus (Lehr, Aguilar & Duellman, 2004) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis salaputium (Duellman, 1978) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis saltissimus Means & Savage, 2007 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis samaipatae (Köhler & Jungfer, 1995) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis samaniegoi Székely, Eguiguren, Ordóñez-Delgado, Armijos-Ojeda & Székely, 2020 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis sambalan Brito-M., Batallas-R. & Yánez-Muñoz, 2017 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis sanguineus (Lynch, 1998) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis sarisarinama Barrio-Amorós & Brewer-Carias, 2008 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis satagius (Lynch, 1995) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis saturninoi Brito-M., Batallas-R. & Yánez-Muñoz, 2017 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis savagei (Pyburn & Lynch, 1981) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis schultei (Duellman, 1990) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis scoloblepharus (Lynch, 1991) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis scolodiscus (Lynch & Burrowes, 1990) | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Pristimantis scopaeus (Lynch, Ruiz-Carranza & Ardila-Robayo, 1996) | StrabomantidaeChordata | Accepted speciesRecorded extant |
