Ambrosiophilus semicarinatus (Schedl, 1942) comb. n.

Previous genus: Ambrosiodmus

Compared to holotype in NHMW.

Diagnosis: Antennal club of type 2 or 3, first corneous segment rather small, with straight and slightly pubescent margin, segments 2 and 3 large and all pubescent. Very steep and rounded declivity, few uniform scattered tubercles on interstriae 1, 2 and 3, prominent elevated semicircular costa.

Length: 2.4–2.8 mm.

Biology: Commonly found parasitizing fungal gardens of Beaverium insulindicus in New Guinea.

Examined material: New Guinea, (holotype, NHMW); PNG: Oro Prov. (23), J. Hulcr 2002–2006.