Hiroyuki Motomura and Takahiko Mukai
Новый род и новый вид из семейства Callionymidae.
Tonlesapia tsukawakii, a new genus and species of freshwater dragonet (Perciformes: Callionymidae) from Lake Tonle Sap, Cambodia.Abstract.
Tonlesapia tsukawakii, new genus and species, is described from the northwestern part of Lake Tonle Sap, Cambodia. Tonlesapia tsukawakii is distinguished from all known genera and species of Callionymidae by the following combination of characters: first dorsal fin absent; 8 dorsal-fin rays; 7 anal-fi n rays; all dorsal- and anal-fin rays, except last ray, divided into 2 at base, unbranched; opercular membrane fused with body, not forming a free skin flap. Tonlesapia tsukawakii is the only species in the family which lives in freshwater throughout its entire life cycle.
Hiroyuki Motomura and Takahiko Mukai
Ichthyol. Explor. Freshwaters, Vol. 17, No. 1, pp. 43-52, 3 fi gs., 1 tab., March 2006