Macrobrachium horstii ( De Man, 1892 )

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 : 86

Macrobrachium horstii ( De Man, 1892)

Palaemon (Parapalaemon) Horstii De Man 1892: 460 , Pl. 27: Fig. 39 [type locality: River at Polopo, central Celebes (Sulawesi), Indonesia].

Macrobrachium horstii - Holthuis, 1950: 203, Fig. 42; Chace & Bruce, 1993: 27; Cai & Ng, 2001: 679, Fig. 10 ; Wowor et al., 2004: 349, Fig. 9L .

Material examined. – 1 male, cl 13.6 mm, 1 female, cl 16.8 mm, 1 ovigerous female, cl 12.0 mm, ZRC 2007.0311 , River outside Inabacan Cave, Antequrra, coll. Y. Cai et al., 16 Dec.2000 ; 1 male, 3 ovigerous females, cl 13.6 mm, ZRC 2007.0312 , River outside Inabacan Cave, Antequrra, coll. Y. Cai et al., 18 Dec.2000 ; 2 females, cl 13.6, 6 ovigerous females, cl 11.0– 13.8 mm, ZRC 2007.0313 , Loboc River , Loboc, coll. Y. Cai et al., 19 Dec.2000 .

Remarks. – Macrobrachium horstii has previously been reported from Leyte, the Philippines (Cai & Ng, 2001). It is currently known from the Philippines and eastern Indonesia.

Figures

Fig. 10. Caridina batuan, 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, I, J = 0.1 mm (female, cl 3.0 mm, holotype, USC, Cave Kalumpan, Batuan).

Fig. 9. Caridina valencia, new species: A, cephalothorax and cephalic appendages, lateral view; 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, endopod of male first pleopod; J, appendix masculina and appendix interna of male second pleopod; K, uropodal diaeresis. Scale bars: A = 1 mm; B, F, H = 0.1 mm; C–E, G = 0.5 mm; I–K = 0.2 mm. (males, cl 3.4 mm, paratype, ZRC, spring Anislaq, outside Cave Anislaq, Valencia).