Procambarus paradoxus (Ortmann, 1906)



Taxonomy & Nomenclature

Synonym/s: Cambarus (Paracambarus) paradoxus Ortmann, 1906 (original combination)


Conservation Status


Last record: 1940's

IUCN RedList status: Critically Endangered (Possibly Extinct)



Type locality: Tetela de Ocampo y La Cañada, 35 kilometers (21.9 mi) northeast of Zacapoaxtla, Estado de Puebla, Mexico


Biology & Ecology




"Syntypes, AMS P.5385 (3 specimens), ANSP 5358 (3 specimens) MHNP (25 plus specimens), CM 74.677 (5 specimens), MCZ 6955 (male I, male II, female)" (source:





Original scientific description:

Ortmann, A. E. (1906). Mexican, Central American and Cuban Cambari. Proceedings of the Washington Academy of Sciences 8: 1-24.

Other references:

Alvarez, F., López-Mejía, M. and Pedraza Lara, C. (2010). Procambarus paradoxus. The IUCN Red List of Threatened Species 2010: e.T153897A4560455. Downloaded on 25 December 2015.

Alvarez, Fernando and Villalobos, José Luis. (2015). The crayfish of Middle America, pp. 448-463. In: Kawai, Tadashi, Faulkes, Zen and Scholtz, Gerhard (eds.). Freshwater Crayfish: A Global Overview. Boca Raton: CRC Press.

Hobbs, Horton H. Jr. (1974). A checklist of the North and Middle American crayfishes (Decapoda: Astacidae and Cambaridae). Smithsonian Contributions to Zoology 166: 1-161.

WoRMS (2021). Procambarus paradoxus (Ortmann, 1906). Accessed at: on 2021-10-31


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