• Paleosuchus 

    Magnusson, William E. (Society for the Study of Amphibians and Reptiles, 1992)
  • Paleosuchus palpebrosus 

    Magnusson, William E. (Society for the Study of Amphibians and Reptiles, 1992)
  • Paleosuchus trigonatus 

    Magnusson, William E. (Society for the Study of Amphibians and Reptiles, 1992)
  • Pelamis, P. platurus 

    Pickwell, George V.; Culotta, Wendy A. (Society for the Study of Amphibians and Reptiles, 1980)
  • Peltocephalus, P. dumerilianus 

    Iverson, John B.; Vogt, Richard C. (Society for the Study of Amphibians and Reptiles, 2002)
  • Peltophryne fluviatica 

    Powell, Robert; Pregill, Gregory K. (Society for the Study of Amphibians and Reptiles, 1991)
  • Peltophryne guentheri 

    Powell, Robert (Society for the Study of Amphibians and Reptiles, 1992)
  • Peltophryne lemur 

    Díaz-Lameiro, Alondra M.; Herrera, José Luis; Barber, Diane; Powell, Robert; Bird-Pico, Fernando (Society for the Study of Amphibians and Reptiles, 2010)
  • Petrosaurus 

    Jennings, Mark R. (Society for the Study of Amphibians and Reptiles, 1990)
  • Petrosaurus mearnsi 

    Jennings, Mark R. (Society for the Study of Amphibians and Reptiles, 1990)
  • Petrosaurus thalassinus 

    Jennings, Mark R. (Society for the Study of Amphibians and Reptiles, 1990)
  • Phaeognathus and P. hubrichti 

    Brandon, Ronald A. (American Society of Ichthyologists and Herpetologists, 1966)
  • Phrynops gibbus 

    Ernst, Carl H. (Society for the Study of Amphibians and Reptiles, 1981)
  • Phrynops williamsi 

    Rhodin, Anders G. J.; Mittermeier, Russell A.; Buskirk, James R. (Society for the Study of Amphibians and Reptiles, 1988)
  • Phrynops zuliae 

    Pritchard, Peter C. H. (Society for the Study of Amphibians and Reptiles, 1987)
  • Phrynosoma cerroense 

    Jennings, Mark R. (Society for the Study of Amphibians and Reptiles, 1988)
  • Phrynosoma cornutum 

    Price, Andrew H. (Society for the Study of Amphibians and Reptiles, 1990)
  • Phrynosoma coronatum 

    Jennings, Mark R. (Society for the Study of Amphibians and Reptiles, 1988)
  • Phrynosoma ditmarsi 

    Hodges, Wendy L. (Society for the Study of Amphibians and Reptiles, 1995)
  • Phrynosoma mcallii 

    Funk, Richard S. (Society for the Study of Amphibians and Reptiles, 1981)