Andiperla willinki Aubert, 1956 A new Andiperla Aubert (Plecoptera, Gripopterygidae) species from the Perito Moreno Glacier, Argentina Pessacq, Pablo Rivera-Pomar, Rolando Zootaxa 2019 2019-09-03 4664 2 251 260 DQFV , Aubert 1956 [151,370,549,576] Insecta Gripopterygidae Andiperla Animalia Plecoptera 6 257 Arthropoda species willinki  ( Figs. 5, 6)    Andiperla willinki Aubert, 1956— Aubert, 1956: 229, figs. 1–5 (male, female and larval description; larval habitus, male terminalia lateral, female terminalia ventral; larva terminalia ventral). Illies 1963:241, figs. 50a, 51 (generic key, distribution, maxilla figure). Illies 1964: 38, 46, figs. 1a, 5a (Andiperlinae family, female habitus, male terminalia lateral). Illies 1966:40(catalogue). Lanfranco 1982:208, fig. 1 (distribution). Vera, Zuñiga-Reinoso & Muñoz-Escobar 2012: 87–93, figs. 1–3 (distribution, female habitus, map).   Material.  2 maleadults (one well preserved and one fragmented) ARGENTINA, Santa Cruz Province, National Park“Los Glaciares”,  20.ii.2018, D. Bea, R. P. Kühnlein, R. Nelson, P. Pessacq, and R. Rivera Pomarleg.  4 maleadults (3 well preserved and fragments of 1), same as previous except  8–10.ii.2018, D. Bea, R. P. Kühnlein, P. Pessacq, R. Tintorelli, and R. Rivera Pomar leg.  The morphology of the examined specimen ( Fig. 5) agrees with the description of Aubert (1956). Except for abdominal segment X, remaining characters are also identical to  A. morenensis. Segment X posterior margin possesses an acute lobe, similar to that of  A. morenensis, but directed ventrally. Epiproct not developed.  Additional material:  Andiperla morenensis: fragments of 2 maleadults same as holotype.  Fragmentsof 1 malesame as holotype, except  20–21.ii.2018, D. Bea, R. P. Kühnlein, R. Nelson, P. Pessacq, and R. Rivera Pomarleg. Fragments of 1 maleadult, same as previous except  8–10.ii.2017, D. Bea, R. P. Kühnlein, P. Pessacq, R. Tintorelli, and R. Rivera Pomar leg.   Andiperlasp.: 3 femaleadults, 12 early instar larvae (5 well preserved and fragments of 7), 8 larval exuviae same as holotypeexcept  20–21.ii.2018D. Bea, R. P. Kühnlein, R. Nelson, P. Pessacq, and R. Rivera Pomar leg.  5 femaleadults (2 well preserved and fragments of 5), 2 larvae, same as previous except  8–10.ii.2019, D. Bea, R. P. Kühnlein, P. Pessacq, R. Tintorelli, and R. Rivera Pomar leg. 2416711386 2018-02-20 2018-02-21 2018-02-20 D. Bea & R. P. Kuhnlein & R. Nelson & P. Pessacq & R. Rivera Pomar Argentina National Park 6 257 2 2 Santa Cruz Province 2416711425 2018-02-08 2018-02-10 2018-02-08 D. Bea & R. P. Kuhnlein & R. Nelson & P. Pessacq & R. Rivera Pomar Argentina National Park 6 257 4 4 Santa Cruz 2416711426 [199,1305,989,1017] 2018-02-20 2018-02-21 2018-02-20 D. Bea & R. P. Kuhnlein & R. Nelson & P. Pessacq & R. Rivera Pomar Argentina National Park 6 257 1 2 Santa Cruz 2416711427 2018-02-20 2018-02-21 2018-02-20 D. Bea & R. P. Kuhnlein & R. Nelson & P. Pessacq & R. Rivera Pomar Argentina National Park 6 257 1 2 Santa Cruz 2416711384 [1004,1273,1062,1089] 2018-02-20 2018-02-21 2018-02-20 D. Bea & R. P. Kuhnlein & R. Nelson & P. Pessacq & R. Rivera Pomar Argentina National Park 6 257 2 2 Santa Cruz holotype 2416711383 2018-02-20 2018-02-21 2018-02-20 Bea & R. P. Kuhnlein & Nelson & Pessacq & R. Rivera Pomar Argentina Fragments 6 257 1 1 Santa Cruz holotype 2416711428 2017-02-08 2017-02-10 2017-02-08 D. Bea & R. P. Kuhnlein & R. Nelson & P. Pessacq & R. Rivera Pomar Argentina National Park 6 257 1 1 Santa Cruz 2416711385 2018-02-20 2018-02-21 2018-02-20 D. Bea & R. P. Kuhnlein & R. Nelson & P. Pessacq & R. Rivera Pomar Argentina National Park 6 257 3 3 2 Santa Cruz holotype 2416711382 2019-02-08 2019-02-10 2019-02-08 D. Bea & R. P. Kuhnlein & R. Nelson & P. Pessacq & R. Rivera Pomar Argentina National Park 6 257 7 5 2 2 Santa Cruz