Euselasia

Santos, Fabio Luis Dos, Dias, Fernando Maia Silva, Leite, Luis Anderson Ribeiro, Dolibaina, Diego Rodrigo, Casagrande, Mirna Martins & Mielke, Olaf Hermann Hendrik, 2014, Taxonomic notes on some species of Euselasia Hübner, [1819] from the " Uriiformes " group, with the description of the immature stages of Euselasia satyroides Lathy, 1926, stat. rev. (Lepidoptera: Riodinidae: Euselasiinae), Zootaxa 3869 (5), pp. 501-522 : 510

KEY TO SPECIES OF EUSELASIA BELONGING TO THE "URIIFORMES" GROUP

1 Hind wing underside with the submarginal spots conspicuously black, bordered distally by a white line; spot in M3–CuA1 larger than others ( Fig. 16 ); female upper side with whitish spots or bands (D’Abrera 1994: 896)............................ 2

- Hind wing underside with the spots dull brown, strongly suffused; spot in M3–CuA1 similar to the others ( Figs 2, 6, 10 ); female upper side dull brown ( Figs 3, 7, 11 )....................................................................... 3

2 Hind wing underside with the post discal band curved (D’Abrera 1994: 896)................................ E. extensa

- Hind wing underside with the post discal band straight ( Fig. 16 )............................................ E. uria

3 Hind wing tornus with a distinct projection at 2A, outer margin concave near tornus ( Figs 1, 5 ); males upper side color dark brown with dark purplish tinge........................................................................... 4

- Hind wing tornus not forming a distinct projection at 2A, outer margin evenly convex or slightly crenulated ( Fig. 9, 13 ); males upper side color brown or dull brown...................................................................... 5

4 Forewing underside with the post discal band almost straight, without an oval spot at the end of the discal cell ( Figs 2, 4 ); hind wing underside with the post discal band regular and almost straight ( Fig. 2 )............................. E. brevicauda

- Forewing underside with the post discal band oblique; with a conspicuous oval spot at the end of the discal cell( Figs 6, 8 ); hind wing underside with the post discal band strongly irregular and curved ( Fig. 6 ).............................. E. eugeon

5 Hind wing tornus rounded ( Fig. 13 ); antennae without a ring of white scales at the base of the club ( Fig. 13 ); frons entirely brown; legs and labial palpus dark orange ( Fig. 14 )................................................... E. modesta

- Hind wing tornus pointed; antennae with a conspicuous ring of white scales at the base of the club ( Fig. 9 ); frons with a creamy yellow line around the eyes; legs and labial palpus creamy yellow ( Fig. 14 )...................... E. satyroides , stat. rev.

Figures

FIGURES 1 – 16. Habitus of species of Euselasia Hübner, [1819] belonging to the " Uriiformes " group. 1 – 4. E. brevicauda. 1 – 2. Male dorsal and ventral (Brazil, Acre, Xapuri). 3 – 4. Female dorsal and ventral (Brazil, Rondônia, Ariquemes). 5 – 8. E. eugeon. 5 – 6. Male dorsal and ventral (Brazil, Amazonas, Presidente Figueiredo). 7 – 8 Female dorsal and ventral (Brazil, Pará, Óbidos). 9 – 12. E. satyroides, stat. rev. 9 – 10. Male dorsal and ventral (Brazil, Rio Grande do Sul, Catuípe). 11 – 12 Female dorsal and ventral (Brazil, Rio Grande do Sul, Catuípe). 13 – 14. E. modesta, male dorsal and ventral (French Guiana, Saint- Laurent-du-Maroni, Saül). 15 – 16. E. uria, male dorsal and ventral (Brazil, Amazonas, Manaus). Arrowheads indicate characters cited in the taxonomic key. Scale bar = 1 cm.