Tubuca rhizophorae ( Tweedie, 1950 )

Shih, Hsi-Te, Wong, Kingsley J. H., Chan, Benny K. K., Nguyen, Thanh Son, Do, Van Tu, Ngo, Xuan Quang & Hsu, Pei-Yi, 2022, Branchipolynoe onnuriensis Kim & Choi & Eyun & Kim & Yu 2022, sp. nov., Zoological Studies 61 (66), pp. 1-24 : 16

Tubuca rhizophorae ( Tweedie, 1950) ( Fig. 6A, B )

Uca rhizophorae Tweedie, 1950: 357 , fig. 7a–c (type locality:

Kuching, Malaysia). Uca (Deltuca) acuta rhizophorae – Crane 1975: 27, 592, figs. 61A,

90A, B, pl. 1A–D. Uca acuta rhizophorae – Yamaguchi 1994: 153, 183. Uca (Tubuca) rhizophorae – Ng et al. 2008: 242. Tubuca rhizophorae – Shih et al. 2016b: 159, 174, fig. 11F; Sasaki

2019: 12523. Tubuca (Angustuca) rhizophorae – Rosenberg 2019: 735.

Material examined: Ho Chi Minh: 1 ò (11.8 mm), 1 ñ (12.2 mm), 1 ovig. ñ (13.2 mm) (NCHUZOOL 15149), Rung Sac, Long Hoa, Can Gio, coll. H.-T. Shih and P.-Y. Hsu, 12 Oct. 2017; 1 ò (15.4 mm) (NCHUZOOL 15148), Giong Ao, Can Thanh Town, Can Gio, coll. H.-T. Shih and P.-Y. Hsu, 13 Oct. 2017.

Distribution: Borneo, Malay Peninsula and southern Vietnam.

Remarks: Tubuca rhizophorae is a less-known species, with a limited distribution in eastern Malay Peninsula and northwestern Borneo ( Crane 1975). In our study, this species is confirmed from the Mekong Delta, southern Vietnam, which is a new record to Vietnam and Indochina.

Figures

Fig. 6. Dorsal view of carapace and frontal view of major cheliped. Tubuca rhizophorae (A, B, NCHUZOOL 15148, CW 15.4 mm, Can Gio, Ho Chi Minh City); T. typhoni (C, D, NCHUZOOL 15151, CW 17.5 mm, Can Gio, Ho Chi Minh City).