Palaemon concinnus Dana, 1852

Cai, Yixiong, Choy, Satish & Ng, Peter K. L., 2009, Epigean And Hypogean Freshwater Shrimps Of Bohol Island, Central Philippines (Crustacea: Decapoda: Caridea), Raffles Bulletin of Zoology 57 (1), pp. 65-89 : 87

Palaemon concinnus Dana, 1852

Palaemon concinnus Dana, 1852: 587 [type locality: Fiji Islands]; Holthuis, 1950: 61, Fig. 12 ; Chace & Bruce, 1993: 40; Cai & Ng, 2001: 686, Fig. 14f; Cai & Shokita, 2006a: 267.

Material examined. – 2 males, cl 7.0– 7.6 mm, 1 female, cl 9.2 mm, ZRC 2007.0317 , tributary of Loboc River , Loboc, coll. Y. Cai et al., 19 Dec.2000 .

Remarks. – Palaemon concinnus has a wide distribution in the Indo-West Pacific, from South Africa, Indonesia, Philippines to Marshall Islands and Tuamotu Archipelago in French Polynesia (Chace & Bruce, 1993). The species is commonly found in brackish to fresh water in the lower reaches of rivers.

Figures

Fig. 12. Caridina camaro, new species: A, cephalothorax and cephalic appendages, lateral view; B, telson; C, distal portion of telson; D, first pereiopod; E, second pereiopod; F, third pereiopod; G, dactylus of third pereiopod; H, fifth pereiopod; I, dactylus of fifth pereiopod; J, uropodal diaeresis. Scale bars: A, B = 1 mm; C = 0.2 mm; D–F, H = 0.5 mm; G, K = 0.1 mm; B, F, H = 0.1 mm; C–E, G = 0.5 mm; I, J = 0.2 mm (females, cl 4.3 mm, holotype, USC, Cave Camaro, Batuan).