Caridina celebensis De Man, 1892

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 : 247-248

Caridina celebensis De Man, 1892

Caridina serratirostris var celebensis De Man, 1892: 385 , Pl. 23; Figs. 28f-h [type locality: Luwu, Palopo, Celebes (Sulawesi), Indonesia]; Bouvier, 1925: 220

Caridina leptocarpa Liang & Zheng, 1988: 15 , Figs. 1-9 [type locality: Minjiang River , Fuzhou, Fujian Province, southern China]; Liang & Zhou, 1993: 231.

Paracaridina leptocarpa – Liang, 2004: 318, Figs. 155a-t.

Material examined. – 1 male, cl 2.2 mm, 1 female, cl 2.4 mm, 4 ovig. females, cl 3.9-4.4 mm, 2 juv., Sta. Rosa, Luzon, Philipines , 15 Jul.1985 ; 1 female, cl 3.8 mm, 1 ovig. female, cl 3.9 mm, Santacruz River , Palawan Island, Philippines, 9 Aug.1985 ; 3 ovig. females, cl 3.8-3.9 mm, San Francisco River , Surigao Del Nork, Mindanao Philippines, 25 Jul.1985 .

Comparative material examined. – Lectotype of Caridina celebensis De Man, 1892: 1 male, cl 2.0 mm, ZMA DE 102630, syntypes of Caridina serratirostris var. celebensis De Man, 1892 , river near Palopo, Luwo, Celebes (= Sulawesi), Indonesia, coll. M. Weber, 1888, present designation. Paralectotypes: 3 females, cl 1.9-3.6 mm, 50 ovig. females, cl 2.7-4.2 mm, data same as lectotype. Others: 2 ovig. females, cl 39- 4.1 mm, ZRC.2004.0575, upper stream of Tima River, about 4 km from river mouth, Okinawa Island, Ryukyus, Japan, coll. Y. Cai, N. K. Ng, T. Naruse & S. Islam, 11 Jun.2000; 26 ovig. females, cl 3.2-4.1 mm, 7 females, 2.1-3.4 mm, 2 males, cl 2.4-2.5 mm, ZRC.2004.0576, 128 ° 04.60'E 26 ° 33.42'N, upstream of Tima River, about 1-2 km from river mouth, Okinawa Island, Ryukyus, Japan, pH 7.4, coll. Y. Cai, N. K. Ng, T. Naruse & S. Islam, 11 Jun.2000; 1 ovig. female, cl 4.7 mm, ZRC.2004.0577, Okuma River, Okinawa Island, Ryukyus, Japan, 31 May.1998; 1 female, cl 2.9 mm, upper Hiji fall, Hiji River, 4 Nov.1987.

Remarks. – See remarks under previous species. This result represents a new record for the Philippines.

Distribution. – Japan, China, Philippines, Sulawesi.

Figures

Fig. 1. Caridina cebuensis, new species, male, cl 2.5 mm, paratype, Cebu, Philippines: A, cephalothorax and cephalic appendages, lateral view; B, telson; C, distal portion of telson; D, scaphocerite; E, mandible; F, maxillula; G, first maxilliped; H, second maxilliped; I, third maxilliped; J, first pereiopod; K, second pereiopod; L, uropodal diaeresis. Scale bars: A = 1 mm; B, D-K = 0.5 mm; D, C = 0.1 mm; L = 0.2 mm.

Fig. 2. Caridina cebuensis, new species, male, cl 2.5 mm, paratype, Cebu, Philippines:A, third pereiopod; B, dactylus of third pereiopod; C, fifth pereiopod; D, dactylus of fifth pereiopod; E, endopod of male first pleopod; F, appendix masculina and appendix interna of male second pleopod. Scale bars: A, C = 0.5 mm; B, D-F = 0.1 mm.

Fig. 3. Caridina buhi, new species, ovig. female, cl 4.0 mm, holotype, NSMT, Binahugan River, Buhi, Camarines Sur, Luzon, Philippines: 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, preanal carina; K, uropodal diaeresis. Scale bars: A = 1 mm, B, D-F, H, J = 0.5 mm; C, G, I, K = 0.2 mm.

Fig. 4. Caridina buhi, new species, male, cl 3.3 mm, paratype, ZRC, Binahugan River, Buhi, Camarines Sur, Luzon, Philippines: A, cephalothorax and cephalic appendages; B, first pereiopod; C, second pereiopod; D, third pereiopod; E, dactylus of third pereiopod; F, fifth pereiopod; G, dactylus of fifth pereiopod; H, endopod of male first pleopod; I, appeedix interna and appendix masculina of male second pereiopod; J, scaphocerite; K, preanal carina. Scale bars: A, J = 1 mm, B-D, F, K = 0.5 mm, E, G, H, I = 0.1 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.

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. 7. Caridina mindanao, new species, ovig. female, cl 3.8 mm, Mindanao, Philippines: A, cephalothorax and cephalic appendages; B, abdomen and telson; C, scaphocerite; D, mandible; E, maxillula; F, maxilla; G, first maxilliped; H, second maxilliped. Scale bars: A, B = 1 mm; C, H = 0.5 mm.

Fig. 8. Caridina mindanao, new species, ovig. female, cl 3.8 mm, Mindanao, Philippines: A. telson; B, distal portion of telson; C, first pereiopod; D, second pereiopod; E, third pereiopod; F, dactylus of third pereiopod; G, fifth pereiopod; H, dactylus of fifth pereiopod; I, third maxilliped; J, diaeresis. Scale bars: A, C-E, G, I = 0.5 mm; B, F, H = 0.1 mm; J = 0.2 mm.

Fig.9. Caridina mindanao, new species, male, cl 3.3 mm, Mindanao, Philippines: A, first pereiopod; B, second pereiopod; C, third pereiopod; D, dactylus of third pereiopod; E, fifth pereiopod; F, dactylus of fifth pereiopod; G, male first pleopod; H, appendix masculina and appendix interna of male second pleopod; I, preanal carina. Scale bars: A-C, E, I = 0.5 mm; D, F = 0.1 mm; G, H = 0.2 mm.