Marine cephalopod mollusc. Mantle elongate oval. Head small with inconspicuous eyes; no eye cirrus. Arms moderately long and stout, dorsal arms much the shortest; mantle, head, and arms covered dorsally with numerous, large warts interspersed with smaller papillae, each unit bordered by a darkly pigmented line, giving a distinct reticulate pattern. Maximum mantle length 9 cm, weight 0.2 kg.