A new species of Sicyopus (Teleostei: Gobiidae) from New Britain (Papua New Guinea)

<p class="rtejustify">A new species of <em>Sicyopus</em>, a sicydiine goby, is described from specimens collected in streams of New Britain (Papua New Guinea). It differs from other species of this amphidromous genus by a combination of characters including a second dorsal fin with one spine and ten segmented rays, fewer scales in lateral series and transverse back series, and smaller predorsal and caudal peduncle lengths.</p>