Miyamotoia spinolabrum Morino, 2020

Lowry, J. K. & Myers, A. A., 2022, Platorchestiinae subfam. nov. (Amphipoda, Senticaudata, Talitridae) with the description of three new genera and four new species, Zootaxa 5100 (1), pp. 1-53 : 31

Miyamotoia spinolabrum Morino, 2020

( Fig. 17 )

Platorchestia sp. Morino, 1991: 232 (part).

Miyamotoia spinolabrum Morino, 2020: 4 , figs 4, 5.

Types. Holotype (NSMT-Cr 26779) female 12.0 mm; Shizukazawa, Hatakejima Island, Ogasawara , Tokyo . Paratype (NSMT-Cr 26780) male 8.8 mm; data as holotype .

Type locality. Shizukazawa , Hatakejima Island, Ogasawara, Tokyo, Japan .

Ecological type. Forest-hopper.

Habitat. Humid forest ( Ardisia sieboldii ).

Size. Male, 8.8 mm, female, 12 mm.

Diagnosis (male). Based on Morino (2020).

Labrum with row of robust setae along anterior margin. Gnathopod 2 dactylus attenuated distally. Pereopod 4 thickened proximally with miniwave along posterior margin. Uropod 1 peduncle distolateral robust seta absent. Uropod 3 ramus longer than peduncle.

Remarks. See remarks under M. daitoensis .

Distribution. Japan. Ogasawara: Mukojima, Island; Anijima Island; Chichijima Island; Hahajima Island ( Morino 2020).

Figures

FIGURE 17. Miyamotoia spinolabrum Morino, 2020, after Morino 2020.