Stonis et al . 2016d : 69 Illustrated review of the leaf-mining Nepticulidae of the central Andes (Peru and Bolivia) Stonis, Jonas R. Diškus, Arūnas Remeikis, Andrius Karsholt, Ole Torres, Nixon Cumbicus Zootaxa 2017 4257 1 1 70  Stonis et al . 2016d : 69 Remeikis & Stonis, 2016 Remeikis & Stonis 2016 [195,700,975,1002] Insecta Nepticulidae Stigmella Animalia Lepidoptera 29 30 Arthropoda species lobata  ( Figs 1, 3, 32, 37)     Stigmella lobataRemeikis & Stonis, in  Stonis et al. 2016d: 69, 73–75, figs 204–212.     Materialexamined. 1 ♂( holotype), PERU, Dept. Puno,  10 kmN Lampa, Quabrada Metara, 15°17'44"S, 70°12'21"W, elevation about  3900 m,  31.iii–3.iv.1987, O. Karsholt, genitalia slide no. RA 553♂( ZMUC);  1 ♂( paratype),  15 kmE Ayaviri, Laguna Asnacocha, 14°49'44"S, 70°22'34"W, ca.  3940 m,  26–27.iii.1987, O. Karsholt, genitalia slide no. RA 559♂( ZMUC).   Diagnosis.The combination of shining, copery golden forewing without fascia, large, apically angular inner lobe of valva, and specific set of four or three large spine-like cornuti in phallus distinguishes  S. lobatafrom all other  Stigmellaspecies possessing one caudal process of gnathos in the male genitalia.   Male( Fig. 32). Described in Stonis et al. 2016d: 69, figs 204, 205. Forewing length: 3.3–3.5 mm; wingspan: 7.1–7.6 mm.  Female.Unknown.  Male genitalia.Illustrated in Stonis et al. 2016d: figs 206–212.  BionomicsAdults fly in late March—early April. Otherwise biology unknown.   Distribution( Figs 1, 3). This species occurs in the high Peruvian Andes ( Peru: PunoDepartamento) at altitudes about 3900–3940 m. 1457688718 1987-03-31 1987-04-03 1987-03-31 ZMUC O. Karsholt Peru 3900 -15.295556 Quabrada Metara 21 -70.20583 Material 29 30 554 554 Puno holotype 1457688719 1987-03-26 1987-03-27 1987-03-26 ZMUC O. Karsholt Peru 3940 -14.828889 Laguna Asnacocha 21 -70.376114 29 30 560 560 Puno paratype