Lomechusoides amurensis

Jászay, Tomáš & Hlaváč, Peter, 2013, A taxonomic revision of the myrmecophilous genus Lomechusoides Tottenham, 1939 (Coleoptera: Staphylinidae: Aleocharinae) Part I. Redescription of the genus, definition of species groups and the revision of the amurensis Wasmann 1897 species group, Zootaxa 3683 (1), pp. 65-81 : 71

Key to the species of the amurensis species group

1 Head long, widest just before posterior margin, temples much longer than eyes, eyes small, 0.22 of length of head.................................................................................................... L. schneideri

- Head shorter, widest accross eyes, temples longer than eyes, eyes larger, at least 0.30 of length of head.................. 2

2 Pronotum in posterior corners narrower than elytra, elytra coarsely and densely punctured.................... L. kozlovi

- Pronotum in posterior corners as wide than elytra, elytra finely and sparsely punctured............................... 3

3 Antenomere II as long as wide, apical part of spermatheca long ( Fig. 25 ), about as wide as basal part, 2.5–3.0 times as long as wide...................................................................................... L. amurensis

- Antenomere II wider than long, apical part of spermatheca short ( Fig. 33 ), about 1.5 times as wide as basal part, about 2.0 times as long as wide......................................................................... L. suensoni

Figures

FIGURES 21 – 27. L. amurensis, 21, 3 aedeagus, lateral view (scale: 0.5 mm); 22, 3 right paramera, lateral view (scale: 0.5 mm); 23, 3 aedeagus, lateral view (scale: 0.5 mm), HOLOTYPE; 24, 3 aedeagus, lateral view, (scale: 0.5 mm) from Vladivostok; 25, Ƥ spermatheca (scale: 0.2 mm), LECTOTYPE of L. ganglbaueri; 26, Ƥ spermatheca (scale: 0.2 mm) from Irkutsk; 27, Ƥ spermatheca (scale: 0.2 mm) from Ural

FIGURES 32 – 41. L. suensoni Ƥ HOLOTYPE, 32, Ƥ HOLOTYPE, head, dorsal view (L: 0.87 mm, W: 0.75 mm), (scale: 0.5 mm); 33, Ƥ HOLOTYPE, left antenna, (scale: 0.5 mm), 34, Ƥ HOLOTYPE, pronotum, dorsal view (L: 1.10 mm, W: 1. 70 mm), 35, Ƥ HOLOTYPE, anterior metaventral process; 36 a, Ƥ HOLOTYPE, tergite VIII (scale: 0.5 mm); 36 b, Ƥ HOLOTYPE, sternite VIII (scale: 0.5 mm); 37 a, 3 tergite VIII (scale: 0.5 mm) from Hoo-goya Hoosan, Yamanashi Pref.; 37 b, 3 sternite VIII (scale: 0.5 mm) from Hoo-goya Hoosan, Yamanashi Pref.; 38, 3 aedeagus, lateral view, (scale: 0.5 mm) from Hoo-goya Hoosan, Yamanashi Pref.; 39, 3 right paramera, lateral view (scale: 0.5 mm) from Hoo-goya Hoosan, Yamanashi Pref.; 40, Ƥ HOLOTYPE, spermatheca (scale: 0.2 mm); 41, spermatheca (scale: 0.2 mm) from Shogen pass, Yamanashi Pref.