Leptalpheus melendezensis sp. n. Holotype male, CL 4.1 mm (EMU10582); A anterior portion of carapace and cephalic appendages, dorsal view B right antenna, lateral view C tooth on ventromesial carina of first segment of antennular peduncle, mesial view D third maxilliped E second pleopod F detail of masculina and internal appendix G telson, dorsal view H left uropod, dorsal view. Scale bars A, B 1 mm; C, E 0.2 mm; D, G, H 0.5 mm.