"Eutrichodesmus latus" sp. n., ♂ paratype from Yan Wu Dong Cave; A, habitus, lateral view; B, anterior part of body, lateral view; C, posterior part of body, lateral view; D, same, dorsal view; E, same, ventral view; F, anterior part of body, ventral view. − Scale bars: A, 1.0 mm, B, C, E, 0.2 mm, D, F, 0.5 mm