M. troglomorpha sp. n., (7 mm ♀), scanning electron micrographs. A pleopods I-III and uropods I and II B retinacle on pleopod I; C, spine-like robust setae on uropod I and II D detail of uropod I peduncle article E setae on uropod III inner ramus F apical region of uropod III outer ramus. Abbreviations: pl1 = pleopod I, pl2 = pleopod II, pl3 = pleopod III, u1 = uropod I, u2 = uropod II (A); ret = retinacle, pl 1 = pleopod I (B); pl3 = pleopod III, u1-ped = peduncle article of uropod I, u2-ped = peduncle article of uropod II, sp = spine-like robust setae (C); pub-s = pubescence setae, u1-ped = uropod I peduncle article, sp = spine-like robust seta (D); pa-s = pappose seta, u3-inner r = uropod III inner ramus (E); pl-s = plumose seta, sp = spine-like robust seta, pub-s = pubescent setae, u3-outer r = uropod III outer ramus (F).