Reference
Bernd Jaeger (2016): Two new species of the Anthracus annamensis group from
Australia and New Caledonia, and notes on identity and generic
placement of Acupalpus angulatus MACLEAY, 1871 and
Acupalpus trapezus FAUVEL, 1882
(Coleoptera, Carabidae, Harpalini, Stenolophina, Pelmatellina) – Linzer biologische Beiträge – 0048_2: 1295 - 1312.