Microscopical features of <i>Neodictyopus dictyopus</i>.

<p><b>a</b>. tramal hyphae. <b>b</b>. cylindrical basidiospores (GAS281). <b>b1</b>. cylindrical basidiospores (BPI US207664, type of <i>N</i>. <i>dictyopus</i>). Ø = clamp scar. Scale bars = 10 μm.</p

Microscopical features of <i>Neodictyopus atlanticae</i>.

<p><b>a</b>. tramal hyphae (DS1284). <b>b</b>. cylindrical basidiospores (FB351). Ø = clamp scar. Scale bars = 10 μm.</p

Microscopical features of <i>Neodictyopus gugliottae</i>.

<p><b>a</b>. tramal hyphae. <b>b</b>. cylindrical basidiospores (GAS622). Ø = clamp scar. Scale bars = 10 μm.</p

Microscopical features of <i>Atroporus rufoatratus</i>.

<p><b>a</b>. tramal hyphae (LDA138). <b>b</b>. ellipsoid basidiospores (LDA139). Ø = clamp scar. Left arrow: Pointed apex of the hyphae. Scale bars = 10 μm.</p

Basidiomata of <i>Neodictyopus</i> and <i>Atroporus</i> species.

<p><b>a</b>. <i>N</i>. <i>atlanticae</i> (DS1284).<b>a1</b>. pores. <b>b</b>. <i>N</i>. <i>dictyopus</i> (GAS272). <b>b1</b>. pores and reticulated stipe. <b>c</b>. <i>N</i>. <i>dictyopus</i> type (Bertero 1683). <b>d</b>. <i>N</i>. <i>gugliottae</i> (GAS622). <b>d1</b>. pores. <b>e</b>. <i>A</i>. <i>diabolicus</i> (DS1266). <b>e1</b>. context and tubes. <b>f</b>. <i>A</i>. <i>diabolicus</i> type (NY 730627). <b>f1</b>. context and tubes. <b>g</b>. <i>A</i>. <i>rufoatratus</i> (LDA138). <b>g1</b>. pores. <b>h</b>. <i>A</i>. <i>rufoatratus</i> type (NY 730938). <b>h1</b>. pores. Scale bar: a, b, d-h = 1cm; c = 2 cm; a1-f1 = 2 mm; g1, h1 = 1 mm.</p

Comparison of microscopical features of <i>Atroporus</i> and <i>Neodictyopus</i>.

<p>Photos of: <b>a</b>. context hyphae of <i>A</i>. <i>diabolicus</i> (DS1266). <b>b</b>. context hyphae of <i>N</i>. <i>atlanticae</i> (DS1284). <b>c</b>. tramal hyphae <i>A</i>. <i>diabolicus</i> (DS1266). <b>c.1</b> tramal hyphae <i>A</i>. <i>rufoatratus</i> (LDA138). <b>d</b>. tramal hyphae of <i>N</i>. <i>atlanticae</i> (DS1284). <b>e</b>. basidiospores of <i>A</i>. <i>diabolicus</i> (DS1266). <b>f</b>. basidiospores of <i>A</i>. <i>rufoatratus</i> (MP153). <b>g</b>. basidiospores of <i>N</i>. <i>gugliottae</i> (GAS622). <b>h</b>. basidiospores of <i>N</i>. <i>atlanticae</i> (FB351). Scale black bar = 1 μm.</p

Phylogenetic relationships of members of the <i>Atroporus</i> and <i>Neodictyopus</i> clades inferred from ITS, nucLSU, and RPB2 sequences.

<p>Topology from Bayesian Inference analysis. Bootstrap support values (before the slash markers) and Bayesian posterior probabilities (after the slash markers) are indicated. Red asterisks indicate the type species of the genus.</p

Potential geographic distribution of <i>Atroporus</i> and <i>Neodictyopus</i> species based on biogeographical regionalization of Morrone [20].

<p><b>A.</b><i>A</i>. <i>diabolicus</i> (Atlantic, Imerí, and Xingu-Tapajós provinces). <b>B.</b> <i>A</i>. <i>rufoatratus</i> (Atlantic, Imerí, Pantepui, and Paraná Forest provinces). <b>C.</b> <i>N</i>. <i>gugliottae</i> (Araucaria and Paraná provinces). <b>D.</b> <i>N</i>. <i>dictyopus</i> (Cerrado province and Juan Fernandez archipelago). <b>E.</b> <i>N</i>. <i>atlanticae</i> (Atlantic province).</p

Summary of data sets of nrITS, nrLSU, and RPB2.

<p>Summary of data sets of nrITS, nrLSU, and RPB2.</p

Microscopical features of <i>Atroporus diabolicus</i>.

<p><b>a</b>. tramal hyphae (DS1266). <b>b</b>. ellipsoid basidiospores (GAS679). Ø = clamp scar. Left arrow: Pointed apex of the hyphae. Scale bars = 10 μm.</p