REVISION OF THE GENUS INSULAMON NG & TAKEDA, 1992 (CRUSTACEA: DECAPODA: POTAMIDAE) WITH DESCRIPTION OF FOUR NEW SPECIES

Four new species of Insulamon Ng & Takeda, 1992, are described, adding on to the one and only known species Insulamon unicorn Ng & Takeda, 1992. While the latter could be only confirmed by further records from the island of Busuanga, all Palawan Island records, including juvenile specimens previously designated as paratypes of I. unicorn, are herein referred to as different species. The characters of all species of the genus, namely male first and second pleopods, telson, mouthparts, and carapace are described in detail and illustrated. A key to the Insulamon species is provided.