Stenocypris formosa, Smith, Robin J., Janz, Horst & Okubo, Ichiro, 2011

Smith, Robin J., Janz, Horst & Okubo, Ichiro, 2011, Recent Cyprididae and Ilyocyprididae (Crustacea: Ostracoda) from Lake Biwa, Japan, including a summary of the lake’s ostracod fauna, Zootaxa 2874, pp. 1-37 : 13

Chrissia formosa ( Klie, 1938)

Figs 5 G and H.

1938 Stenocypris formosa n. sp. —Klie: 28, figs 8–11.

nov. comb. 1974 Chrissia formosa ( Klie, 1938) —Okubo: 5.

1977 Chrissia formosa ( Klie, 1938) —Hanai et al.: 23.

1981a Chrissia formosa ( Klie, 1938) —Victor & Fernando: 152–153, figs 1–13. 1982 Chrissia formosa Klie, 1938 —Victor & Fernando: 283. 1997 Chrissia formosa ( Klie, 1938) —Yin & Martens: appendix. 2000 Chrissia formosa ( Klie, 1938) —Okubo: 108, figs 10a–d. 2004 Chrissia formosa ( Klie, 1938) —Okubo: 30–31, figs 16a–e. 2009 Chrissia formosa ( Klie, 1938) —Yu et al.: 33.

Remarks. Three specimens of this species were found off the Karasuma Peninsula. This species has previously been recorded from Japanese rice fields ( Okubo 2000; 2004). Locality ( Fig. 1 ): 25.

Figures

FIGURE 1. Location of Lake Biwa and sampling localities that yielded Cyprididae and Ilyocyprididae species.

FIGURE 5. A & B Cypretta seurati. A—right lateral view of whole carapace. B—dorsal view of whole carapace, anterior to right (LBM 1430003550). C & D Stenocypris malayica. C—right lateral view of whole carapace (LBM 1430003551). D—left valve, internal view (LBM 1430003552). E & F Stenocypris hislopi. E—right lateral view of whole carapace (LBM 1430003554). F—left valve, internal view (LBM 1430003555). G & H Chrissia formosa. G—right valve, external view (LBM 1430003557). H—left valve, internal view (LBM 1430003557). I – L Ilyodromus intermedius Okubo n. sp. I—right lateral view of whole carapace (LBM 1430003560). J—left valve, internal view (LBM 1430003558). K—right valve, internal view (LBM 1430003558). L—dorsal view of whole carapace, anterior to right (LBM 1430003559). Scale bar = 335 µm for A & B, 652 µm for C & D, 769 µm for E & F, 675 µm for G & H, and 574 µm for I – L.