Gauchodaeus patagonicus Paulsen & Ocampo 2012

Length:5.2 mm. Width:2.5 mm. Color: Reddish brown, shiny. Head: Surface tuberculate, punctate, with short setae increasing in length near eyes. Clypeus subtrapezoidal, long (length equal to 1/2 width). Mentum tumid. Pronotum: Surface punctate, tuberculate, tubercles small, setose. Elytra: Surface setose; setae moderately long, recumbent. Legs: Metafemur with posterior margin entire (not toothed in distal half). Abdomen: Stridulatory peg absent. Description, paratypes (n=4). Length:5.7- 5.9 mm. Width:2.5-2.7 mm. Specimens examined did not differ significantly from the holotype. The CMNC specimen lacks an abdomen.

(Map 4). ARGENTINA: NEUQUÉN: Bajada Marucho (1); Estancia Llamuco (1); Piedra del Águila (3).