Caridina propinqua De Man, 1908

Shokita, Yixiong Cai Shigemitsu, 2006, Report On A Collection Of Freshwater Shrimps (Crustacea: Decapoda: Caridea) From The Philippines, With Descriptions Of Four New Species, Raffles Bulletin of Zoology 54 (2), pp. 245-270 : 249

Caridina propinqua De Man, 1908

Caridina propinqua De Man, 1908a: 227 , Pl. 19 Fig. 6 [type locality: Dhappa, near Calcutta, India]; Kemp, 1915: 309; 1918: 274; Bouvier, 1925: 181, Figs. 375, 381; Johnson, 1961: 131, Figs. 12-15; De Silva, 1982: 127, Fig. 5 ; Ng & Choy, 1990: 17.

Material examined. – 2 males, cl 2.7-2.8 mm, 6 females, cl 3.9 mm, Surigao Mangrove , Mindanao Island, Philippines, Station 2, 25 Jul.1985 .

Remarks. – The species has a preference to live in mangrove, though sometimes could be found at other freshwater habitats. This is a new record for the Philippines.

Distribution. – Sri Lanka, India, Thailand, Malay Peninsula.

Figures

Fig. 6. Caridina palawanensis, new species, male, cl 2.8 mm, ZRC, Panitian River, upper stream, ca 30 km from river mouth, Palawan Island, Philippines: A, male second pleopod; B, male first pleopod. Caridina sumatrensis, male, cl 3.2 mm, ZRC, Santacruz River, Palawan Island, Philippines: C, cephalothorax and cephalic appendages, lateral view; D, first pereiopod; E, second pereiopod; F, third pereiopod; G, preanal carina. Potamalpheops miyai, male, cl 3.0 mm, ZRC, Surigao mangrove, Mindanao Island, Philippines:H, cephalothorax and cephalic appendages, lateral view; I, second pereiopod; J, propodus and dactylus of third pereiopod; K, fifth pereiopod; L, uropodal diaeresis. Scale bars: A, B = 0.2 mm, C, H = 1 mm, D-G, I-L = 0.5 mm.

Fig. 5. Caridina palawanensis, new species, ovig. females, cl 4.1 mm, paratype, ZRC, Panitian River, upper stream, ca 30 km from river mouth, Palawan Island Philippines:A, cephalothorax and cephalic appendages, lateral view; B, telson;C, distal portion of telson;D, scaphocerite; E, first pereiopod; F, second pereiopod; G, third pereiopod; H, dactylus of third pereiopod; I, fifth pereiopod; J, dactylus of fifth pereiopod; K, preanal carina; L, uropodal diaeresis. Scale bars: A, B, D = 1 mm; E-G, I, K = 0.5 mm; C = 0.2 mm; H, J = 0.1 mm.