Heteromysis cancelli sp. n., paratype male with 6.9 mm body length (A, E–H), paratype female 6.4 mm (B–D, J). A, B cephalic region plus carapace in male (A) versus female (B), dorsal view, details show pore groups (C, D) on carapace E male antennula, dorsal F labrum, obliquely ventral G mandibles with right palpus, caudal H labium, ventral J maxillula, caudal.