Planche 1 issued from : G.A. Heron in Crustaceana, 1964, 7 (3). [p.203, Fig.11]. Male (from Krusenstern Lagoon, NW Alaska): 11, right A1 segments 8-13 with detail of spines.
Planche 2 issued from : M.W. Johnson in Pacif. Sci., 1961, 15 (3). [p.318, Figs.3-6]. Female (from Alaskan coast): 3-4, habitus (dorsal and lateral, respectively).
Male: 5-6, habitus (dorsal and lateral, respectively).
Planche 3 issued from : M.W. Johnson in Pacif. Sci., 1961, 15 (3). [p.320, Figs.11-15]. Female: 11, P4; 12, P1; 13, P5.
Male: 14, P5; 15, left P5.
Planche 4 issued from : M.W. Johnson in Pacif. Sci., 1961, 15 (3). [p.321, Figs.16-18]. Female : 16, genital field and operculum (ventral).
Male: 17, Md (biting edge of gnathobase); 18, labrum.