"Eutrichodesmus basalis" sp. n., ♀ paratype; A, habitus, lateral view; B, anterior part of body, lateral view; C, midbody segments, lateral view; D, posterior part of body, lateral view; E, midbody seg- ments, dorsal view; F, posterior part of body, dorsal view. − Scale bars: A, 0.5 mm, B, C, D & F, 0.1 mm & E, 0.2 mm.