Diploptera nigrescens nigrescens Shiraki, 1931

(Figs. 10, 29–30, 56)

Diploptera nigrescens Shiraki, 1931: 174, fig. 1, localities “Musha & Horisha, Formosa ”, now Wushe & Puli, Taiwan.

Type materials examined. SYNTYPE (NTU), male, “ Formosa. Musha,” (now Taiwan. Wushe), “1919. V 18 – VI 15. T. Okuni, J. Sonan, K. Miy., M. Yosh.”; SYNTYPE (NTU), male, “ Formosa. Horisha,” (now Taiwan. Puli), “– 18. V–VIII. H. Kawamura.”.