Plate 1 issued from : O. Tanaka in Publs Seto Mar. Biol. Lab., 1964, XII (3). [p.241, Fig.226]. As Phyllopus mutatus.
Female (from Suruga Bay, Japan): a, habitus (dorsal); b, last thoracic segment and urosome (left lateral side); c, last thoracic segment and genital somite (right lateral side); d, genital somite (ventral); e, P5.
Nota: Cephalothorax 1.88 mm; abdomen 0.81 mm.
Last thoracic segment asymmetrical; left side more produced posteriorly with a point at the apex, and 2 minute spinules on the postero-ventral margin; the right side is narrowly rounded.
Abdominal segments and caudal rami in the proportional lengths 48 : 13 : 13 : 18 : 18 = 100.
A1 24-segmented, reaches back to the distal margin of the end of cephalothorax when fully extended.
Caudal rami 1.6 times as long as wide.

Plate 2 issued from : H.Y. Soh, S. Ohtsuka, H. Imabayashi & H.-L. Suh, 1999, 33. [p.1593, Fig.7];
Female (from S Japan): A-B, habitus (dorsal and lateral, respectively); C, last pedigerous somite (right lateral view); D, Mx1; E, Mxp (homologous setation elements on 6th endopodal segment indicated by letters c and d); F, P5.