urn:lsid:zoobank.org:act: 5 B09C 3 B 7-6291 - 458 D-BC 5 E- 975 BCBD 39 D 80 Macrostylis antennamagna Riehl & Brandt, 2010; pp. 29–43; Figs 9–18.
Modified diagnosis. Body hirsute. Female pleotelson narrowing evenly towards uropod insertions, lateral margins straight, posterior apex slightly concave, posterior apex length 0.15 pleotelson length. Male pleotelson of hourglass-like shape, posterior apex clearly concave. Female pereonite 4 posterolateral margins produced posteriorly, rounded. Male pereonite 4 posterolateral margins not produced posteriorly. Female pereonite 6 shorter pereonite 5, vice versa in male. Female pereonite 3–4 ventral spines present, small, both absent in male. Female and male pereonite 7 ventral spine small. Pereopod III ischium dorsal lobe triangular.