A new species of Limaytilla Casal, 1964 (Hymenoptera: Mutillidae) from Argentina, a key for the known species, and new record data for the Argentinian species Author Torréns, Javier Author Fidalgo, Patricio text Zootaxa 2019 2019-05-24 4609 3 583 593 journal article 26675 10.11646/zootaxa.4609.3.12 52afca80-dcca-48d9-8094-ef9f9a287dd8 1175-5326 3227930 D5AF9D88-1526-478F-B4B2-C72231730C29 Limaytilla huarpe Casal (Figs 3, 4, 15, 17, 19, 21, 25–27) Diagnosis. Male. Specimens large and robust (12.0– 15.7 mm long and 2.4–3.7 mm wide) (11.0– 17.5 mm long sensu Cambra et al ., 2016 ) (Figs 3, 4); head quadrangular with rounded contours in dorsal view (Fig. 19); basal ventral tooth simple (Fig. 17, indicated); antennal tubercle projected as a slight sub-triangular lamellate protuberance (flattened laterally) on inner face (Fig. 19, indicated); first segment of metasoma relatively short (1.4x as long as wide) ( Fig. 21 ); gonobase densely hairy on sides ( Fig. 27 ); distal third of paramere with numerous long setae ( Figs 25, 26 ). Description. Casal (1964) described and illustrated this species in detail; we only add images of habitus and characters useful for its identification. Female. Unknown. Type material. Holotype male (not examined). ARGENTINA : La Rioja , Patquia , II/1959 , M. J. Viana. Studied material. Paratype , 1 male : ARGENTINA : Catamarca , Belén , La Ciénaga , 1926, Weiser Wolters ( MACN ) . Other material , 17 males : ARGENTINA : Catamarca , 5 km N de Palo Blanco , 23–24/V/2007 , P. Fidalgo c/luz, ( 9 males , IFML ) ; ca Saujil ( Fiambala ), 16/II/2007 , P. Fidalgo , c/luz, ( 5 males , IFML ) ; La Rioja , ca El Barrial , R 7, 17/II/2006 , J. Torrens & P. Fidalgo , c/luz ( 1 male , IFML ) ; 7 km N de Santa Teresita , 18/II/2006 , G. Fidalgo & P. Fidalgo c/luz ( 2 males , IFML ) . Distribution. ARGENTINA : Catamarca , Chubut , La Rioja , Mendoza , Neuquén , Río Negro . Host. Unknown.