Ammodesmus congoensis sp. n., a 18-segmented ♂ paratype. A habitus of male, lateral view B head, ventral view C posterior part of body, caudal view D caudal view of a midbody segment, caudal view E midbody paraterga, lateral view F, G tegument texture, dorsal view H last left leg, lateral view; I both gonopods in situ, ventral view J left gonopod, submesal view. Scale bars: A = 200 µm; B, D = 100 µm; C, I = 50 µm; E, F = 20 µm; G, J = 10 µm. (l lateral finger-shaped branch, m mesal finger-shaped branch, pu pulvillus).