Macadamia Kernel Grub
(previously known as Cateremna seminivale)
PHYCITINI, PHYCITINAE, PYRALIDAE, PYRALOIDEA
(Photo: Don Herbison-Evans, Bundaberg, Queensland)
The caterpillars of this species are a pest, attacking the kernels of
and have also been found feeding on the seeds in the fruit of:
The caterpillars often live communally with several other siblings in the same fruit.
It grows to a length of about 1 cm.
It often pupates inside the hard cased nut. The pupa also has a length of about 1 cm.
The adult moth has dark brown fore wings with a black mark half way along the costa, and a black tip. The hind wings are fawn with dark veins. It has a wing span of about 2 cms.
The species occurs across the Pacific, including
as well as in Australia in
Identity of Two Phycitine Pests on Macadamia (Lepidoptera: Pyralidae: Phycitinae),
Australian Journal of Entomology,
Volume 33, Issue 3 (1994), pp. 235-244.
A. Jefferis Turner,
A preliminary revision of the Australian Thyrididae and Pyralidae. Part I,
Proceedings of the Royal Society of Queensland,
Volume 18 (1904), pp. 129-130.
(updated 14 January 2005, 24 January 2013, 14 December 2021)