Plesionika longidactylus Li & Komai, 2003

Li, Xinzheng, 2006, Additional Pandaloid Shrimps From The South China Sea (Crustacea: Decapoda: Caridea), With Description Of One New Species, Raffles Bulletin of Zoology 54 (2), pp. 361-372 : 369-370

Plesionika longidactylus Li & Komai, 2003

Plesionika longidactylus Li & Komai, 2003: 262 , Figs. 2-5 [type locality: northern South China Sea]; Li, 2004: 821.

Material examined. – 1 ovigerous female, CN L44 B-63, South China Sea, 19 ° 00'N 111 ° 30'E, 144 m, sandy mud, AT, coll. Yongliang Wang, 11 Apr.1959; 2 males, 2 females (1 ovigerous) , CN SIII15 B-24, South China Sea, 22 ° 00'N 115 ° 00'E, 67.1 m, soft mud, AT, coll. Weiquan Zhang, 13 Jul.1959; 1 female , CN K220 A- 3, South China Sea, 19 ° 00'N 108 ° 00'E, 58.9 m, sandy mud, 0.1 m 2 grabber, coll. Shoupeng Shen, 8 Jul.1960; 1 male , CN SSBIII10- 67 , Nansha Islands , 4º23.41'N 111º14.41'E, 87 m, mud with broken shells, AT, 3 May.1986 .

Distribution. – South China Sea, at depths of 55- 144 m.

Remarks. – This is the first time this species being recorded from the Nansha Islands, the southern South China Sea. The present record also extends the bathymetric range from 118 to 144 m depth.

Figures

Fig. 2. Heterocarpus chani, new species: a, eye and anterior carapace, left lateral view; b, body, left lateral view; c, rostrum and carapace, left lateral view. Female, holotype (cl 24.4 mm), Philippines: a; male, paratype (cl 18.5 mm), South China Sea: b; male, paratype (cl 19.6 mm), South China Sea: c. Scale bar = 5 mm.

Fig. 3. Heterocarpus chani, new species: a, third maxilliped; b, same, antipenultimate segment and exopod; c, chela of first pereiopod; d, right second pereiopod; e, dactylus of third pereiopod. Male, paratype (cl 18.5 mm), South China Sea: a-d; Male, paratype (cl 19.6 mm), South China Sea: e. Scale bars: a, d, e = 5 mm; b, c = 1 mm.

Fig. 4. Heterocarpus chani, new species, female, holotype (cl 24.4 mm), Philippines, color photo.

Fig. 5. Relationships between the postorbital carapace length and the ratio of exopod/antipenultimate segment of third maxilliped in Heterocarpus chani, new species, and H. gibbosus Bate, 1888.