Catagonus wagneri (Rusconi, 1930) . An. Mus. Nac. Hist. Nat. "Bernardino Rivadavia," 36:231.

TYPE LOCALITY: Argentina, Santiagodel Estero, Llajta Manca .

DISTRIBUTION: Gran Chaco of Paraguay, Argentina, and Bolivia.

STATUS: CITES - Appendix I; IUCN - Vulnerable.

COMMENTS: Originally described from pre-Hispanic and subfossil remains; subsequently discovered alive; see Wetzel et al. (1975), and Wetzel (1977, 1981). Reviewed by Mayer and Wetzel (1986, Mammalian Species, 259).