Genus Polyxenus Latreille, 1802

Type species.

Polyxenus lagurus Linnaeus, 1758 .

Genus diagnosis.

Adults with 13 pairs of legs, ommatidia are typically present, although they may be absent in certain species. A fan of barbate trichomes is situated dorso-medially, anterior to the penicil. The two bundles of trichomes that form the caudal penicil are widely separated. Polyxenus can be recognized by the presence of two rows of trichomes on each tergite.

Included species.

Polyxenus albus Pocock, 1894, P. anacapensis Pierce, 1940, P. anophthalius Ishii & Yin, 2000, P. caudatus Menge, 1854, P. chalcidicus Condé & Nguyen Duy-Jacquemin, 1971, P. chilensis Silvestri, 1903, P. colurus Menge, 1854, P. conformis Koch & Berendt, 1854, P. fasciculatus Say, 1821, P. hangzhoensis Ishii & Liang, 1990, P. hawaiiensis Silvestri, 1904, P. koreanus Ishii & Choi, 1988, P. lagurus (Linnaeus, 1758), P. lapidicola Silvestri, 1903, P. lankaranensis Short, 2020, P. lepagei Mello-Leitão, 1925, P. lophurus Menge, 1854, P. macedonicus Verhoeff, 1952, P. miocenica Srivastava, 2006, P. oromii Nguyen Duy-Jacquemin, 1996, P. ovalis Koch & Berendt, 1854, P. paraguayensis Silvestri, 1903, P. platensis Silvestri, 1903, P. pugetensis Kincaid, 1898, P. rossi Chamberlin, 1957, P. senex Mello-Leitão, 1925, P. shinoharai Ishii, 1983, P. superbus Silvestri, 1903, P. triocellatus Ishii & Yin, 2000, P. tuberculatus Pierce, 1940 .