Planche 1 issued from : C.-j. Shen & S.-o Bai in Acta Zool. sin., 1956, 8 (2). [Pl.II, Figs.12-16]. Female (from Chefoo Harbour): 12, urosome (dorsal); 13, P5.
Male: 14, habitus (dorsal); 15, P4; 16, P5.
Planche 2 issued from : C.-j. Shen & S.-o Bai in Acta Zool. sin., 1956, 8 (2). [Table p.219]. Comparison between P. parvus, P. intermedius and P. aculeatus.
Planche 3 issued from : C.-j. Shen & S.-o Bai in Acta Zool. sin., 1956, 8 (2). [Table p.218]. Comparison between P. parvus, P. intermedius and P. aculeatus.
Planche 4 issued from : K.S. Kesarkar & A.C. Anil in J. mar. Biol. Ass. UK, 2010, 90 (2); [p.404, Table 2]. Characteristics of females. (X: figure not available).
Planche 5 issued from : K.S. Kesarkar & A.C. Anil in J. mar. Biol. Ass. UK, 2010, 90 (2); [p.407, Fig.5, F]. Female: F, P5.