Description of Neoxantholinus koghianus sp. n. and its larva from New Caledonia (Coleoptera, Staphylinidae, Xantholinini).

Neoxantholinus koghianus sp. n. (Coleoptera, Staphylinidae, Xantholinini) and the detailed external structure of its late (L2-3) and early (L1) larval instars from New Caledonia are described and illustrated. The morphological differences between L1 and L2-3 of N. koghianus sp. n. involve four characters. Diagnostic larval characters for the genus Neoxantholinus are given for the first time.