Paradiscocyrtus neglectus Mello-Leitão, 1927

Carvalho, Rafael N. & Kury, Adriano B., 2022, Review of Paradiscocyrtus Mello-Leitão, 1927 (Gonyleptidae, Opiliones), with the transfer of Paradiscocyrtus cerayanus Roewer, 1929 to Discocyrtus Holmberg, 1878 and a new interpretation of its type locality, Zoosystema 44 (9), pp. 209-225 : 217

Paradiscocyrtus neglectus Mello-Leitão, 1927

( Figs 1A ; 4A, C, E )

Paradiscocyrtus neglectus Mello-Leitão, 1927: 3 ; 1932: 206. — Roewer 1929: 247. — Soares & Soares 1954: 286. — Kury 2003: 185.

Discocyrtus alticola Mello-Leitão, 1935 b: 6 , fig. 3 [junior subjective synonym of Paradiscocyrtus neglectus Mello-Leitão, 1927 by Carvalho (2018: 190)]; 1935 a: 101. — B. Soares 1945: 371. — Soares & Soares 1954: 246; 1970: 340. — Kury 2003: 160.

Discocyrtus perfidus Mello-Leitão, 1932: 181 , fig. 103 [junior subjective synonym of Paradiscocyrtus neglectus Mello-Leitão, 1927 by Carvalho (2018: 190)]. — B. Soares 1945: 374. — Soares & Soares 1954: 254. — Kury 2003: 165.

TYPE DATA. — Paradiscocyrtus neglectus : Brazil • “Itatiaia”, without further locality data; whereabouts unknown • ♂ neotype (examined); Minas Gerais, Itamonte, Parque Nacional de Itatiaia ; MNRJ 5578 † (lost in the 2018 fire in Museu Nacional).

Discocyrtus alticola : Brazil • ‘‘ Itatiaia’ ’, without further locality data; MNRJ 18198 (lost).

Discocyrtus perfidus : Brazil • 2 ♂ syntypes (examined); Rio de Janeiro, ‘‘Nictheroy’’ [ Niterói ], locality probably mistaken (see Carvalho 2018); MNRJ 1419 † (lost in the 2018 fire in Museu Nacional).

DISTRIBUTION AND DIAGNOSIS. — Same as provided previously here for the genus Paradiscocyrtus .

DESCRIPTION. — See Carvalho (2018) for the extensive description and illustrations.

Figures

FIG. 1. — Previous state of knowledge of the Paradiscocyrtus Mello-Leitão,1927 species composition between 1929-2020:A, B, Paradiscocyrtus neglectus Mello- Leitão, 1927 (male), in vivo, from Itatiaia, Rio de Janeiro, Brazil; C, Paradiscocyrtus neglectus Mello-Leitão, 1927 (female), in vivo, same locality; D, Discocyrtus cerayanus (Roewer, 1929) n. comb. [previously Paradiscocyrtus cerayanus] (male), MNRJ 7245†, in alcohol, from Caeté, Minas Gerais, Brazil; E, F, Bunopachylus orientalis (Roewer, 1913) [of which Paradiscocyrtus trochanteralis Roewer, 1929 is recognized as junior synomyn] (male), in vivo, from Águas Mornas, Santa Catarina, Brazil. Scale bar: 1 cm. Photos: A-C, A. Kury; D, R. Carvalho; E, F, M. Medrano.

FIG. 4. — Diagnostic character states of Paradiscocyrtus Mello-Leitão, 1927 (A, C, E) in contrast to Discocyrtus s. str. (B, D, F): A, B, stylus of glans (yellow); C, D, ocularium pair of spines (green); E, F, DS shape (gray), area III armature (blue), comparative shape between area IV posterior and DS posterior borders (red), Cx IV retrolateral apophysis (black); Tr IV prolateral medial apophysis (magenta, absent in Discocyrtus s. str.). Scale bars: A, B, 50 μm; C, D, E, F, 1 mm.