Holotype of Mysidetes illigi, subadult female BL 12.7 mm A body, lateral, most thoracic endopods broken (specimen artificially separated from background) B anterior body region, dorsal, cuticle lifted from cornea as fixation artefact C cephalic region, ventral D detail of (C) showing distal margin of right antennular trunk, arrows point to mid-dorsal lobe (female antennular lobe = derivate of appendix masculina).