Araucariocladus hiems Silveira & Mermudes, sp. nov

Araucariocladus hiems Silveira & Mermudes sp. nov. Etymology. hiems is a latin word for winter. The specific epithet refers to the remarkable fact that the species occurs during the subtropical winter of Southeastern Atlantic Rainforest. Name in apposition. Type material. Holotype: male, BRAZIL: Rio de Janeiro, Teresópolis, Parque Nacional da Serra dos Órgãos, VI/2013, S 22° 27’ 34.6”, W 43° 0 1 40.2”, 1824m, R. Monteiro col. (DZRJ). Two paratypes: BRAZIL: Rio de Janeiro, Teresópolis, Parque Nacional da Serra dos Órgãos, VI/2013, S 22° 27’ 34.6”, W 43° 0 1 40.2”, 1824m, R. Monteiro col., 1 male (dissected), (DZRJ); idem, VI/2014, 1 male (MNRJ). Male description. Color Pattern (Fig. 1–2): Dark-brown, except by black elytral disc and pale yellow pronotal anterior and lateral margins, and elytral margins up to apical 4/5. Morphology. Head. Densely bristled all over, turned anteriad. Eye (Figs. 3–6) as wide as 1/4 head width in dorsal view; almost as wide in dorsal as in ventral view; internal margin subparallel-sided up to middle, then divergent posteriad both in dorsal and ventral view. Antennal sockets (Fig. 6) separated by 1/2 labral width; almost 1/3 higher than wide. Labrum with anterior margin rounded, anterior half feebly sclerotized. Maxillary palpomere IV>III>II=I. Labial palpomere III>II>I. Thorax. Pronotum (Figs.14–17) with punctures separated by less than puncture diameter, more confluent at the disc. Hypomera (Fig. 18) 2.4x longer than high, with sparse, deep bristled punctures. Prosternal process wide (Figs.19–20), posterior margin 1/5 prosternal width, anterior margin slightly indented medially and entirely bristled. Mesoscutellum (Fig. 21) bristled, deeply punctured, punctures bristled. Abdomen. Sternum VIII (Fig. 30) strongly emarginate. Pygidium (T8) (Fig. 30) almost as long as wide, bisinuose, lateral margins straight, posterior angles well-developed and acute, as long as posterior margin, posterior margin rounded. Aedeagus (Fig. 31–33) with apical half weakly-sclerotized. Biology. Three individuals of Araucariocladus hiems were sampled in the high montane forests of the Serra dos Órgaos mountain range, at 1825 m. Two individuals were collected in June/2013, and one in June/2014, with daily average temperature record 11°C, minimum average 8°C, maximum average 14°C.