Planche 1 issued from : O. Tanaka in Publ. Seto Mar. Biol. Lab., 1957, VI (1). [p.52, Fig.32].
Male: a, habiitus (dorsal); b, forehead (lateral); c, rostrum (antero-dorsal aspect); d, last thoracic segment (lateral left side); e, P1; f, P2; g, P4; h, P5.
Nota: head and 1st thoracic segment fused, line of fusion between 4th and 5th slightly visible (in dorsal view). Proportional lengths of urosomites and furca 16:26:21:19:2:16 = 100. Distal margin of 2nd to 4th urosomal segments are fringed with fine teeth.