Limnomedusa macroglossa (Duméril and Bibron, 1841)

Class: Amphibia > Order: Anura > Family: Alsodidae > Genus: Limnomedusa > Species: Limnomedusa macroglossa

Cystignathus macroglossus Duméril and Bibron, 1841, Erp. Gen., 6: 405. Holotype: MNHNP 166, according to Guibé, 1950 "1948", Cat. Types Amph. Mus. Natl. Hist. Nat.: 31. Type locality: "Montévideo", Uruguay.

Rana (Limnomedusa) macroglossusFitzinger, 1843, Syst. Rept.: 31.

Limnomedusa macroglossaCope, 1866, J. Acad. Nat. Sci. Philadelphia, Ser. 2, 6: 94.

Litopleura maritimum Jiménez de la Espada, 1875, Vert. Viaje Pacif. Verif. 1862–1865: 82. Holotype: Presumably deposited in MNCN. Type locality: "república del Uruguay . . . cerca Montevideo, en la llamada Playa Ramirez", Uruguay. Synonymy by Boulenger, 1882, Cat. Batr. Sal. Coll. Brit. Mus., Ed. 2: 250.

Leptodactylus nova-teutoniae Ahl, 1936, Veröff. Deutsch. Kolon. Uebersee Mus., Bremen, 1: 391. Types: UMB, status unknown; SMF 22470 (presumably exchanged from UMB) designated lectotype by Mertens, 1937, Zool. Anz., 118: 145. Type locality: "Nova Teutonia, [Santa Catarina,] Brasilien". Synonymy by Mertens, 1937, Zool. Anz., 118: 145.

Limnomedusa misionis Schmidt, 1944, Field Mus. Nat. Hist. Publ., Zool. Ser., 29: 153-160. Holotype: FMNH 9407, by original designation. Type locality: "Rio Paranay, Misiones Territory, Argentina". Synonymy by Barrio, 1971, Physis, Buenos Aires, 30: 667.

English Names

Rapids Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 82).


Southern Brazil (Paraná to Rio Grande do Sul), Uruguay, and northeastern Argentina; eastern Paraguay.

Geographic Occurrence

Natural Resident: Argentina, Brazil, Paraguay, Uruguay


See Gudynas and Gehrau, 1981, Iheringia, Zool., 60: 81-99, and Klappenbach and Langone, 1992, An. Mus. Nac. Hist. Nat. Montevideo, Ser. 2, 8: 201-202, for distribution and comments. See Cei, 1980, Monit. Zool. Ital., N.S., Monogr., 2: 318-320, for account including external morphology of larvae. Weiler, Núñez, Airaldi, Lavilla, Peris, and Baldo, 2013, Anf. Paraguay: 30, provided a brief account, image, and dot map for Paraguay. Achaval and Olmos, 2003, Anf. Rept. Uruguay, ed. 2: 34, provided a brief account and photograph for the Uruguay population. Frost, Grant, Faivovich, Bain, Haas, Haddad, de Sá, Channing, Wilkinson, Donnellan, Raxworthy, Campbell, Blotto, Moler, Drewes, Nussbaum, Lynch, Green, and Wheeler, 2006, Bull. Am. Mus. Nat. Hist., 297: 210, transferred Limnomedusa from Leptodactylidae to Cycloramphidae. Winck, Maragno, and Cechin, 2006, Check List, 2: 53–54, provided a record from Rio Grande do Sul, Brazil. Alcalde and Blotto, 2006, Amphibia-Reptilia, 27: 241–253, reported on larval buccopharyngeal and cranial anatomy. Blotto and Alcalde, 2006, Amphibia-Reptilia, 27: 241–253, reported on chondrocranial and buccopharyngeal anatomy of the larvae. Brusquetti and Lavilla, 2006, Cuad. Herpetol., 20: 16, provided the first record from Paraguay. Conte, Garey, Lingnau, Silva, Armstrong, and Hartmann, 2009, Check List, 5: 202-209, discussed the range in Paraná, Brazil. Guerra Batista, Lingnau, Barreto, Kwet, and Bastos, 2018, Salamandra, 54: 97–100, reported on vocalization. de Olivera-López, Camargo, and Maneyro, 2021, Acta Herpetol., Firenze, 16: 11–25, discussed morphometics of sexual and geographic variation in Uruguay. Gonçalves, Hendges, Madalozzo, and Santos, Acta Herpetol., Firenze, 17: 59–70, reported on larval morphology.

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