Graphium weiskei in Glass Cloche 12 cm, Papua New Guinea

Rarity and Value

Graphium weiskei is a species of swallowtail butterfly belonging to the family Papilionidae and is endemic to the montane rainforests of Papua New Guinea. Renowned for its striking iridescent green bands set against velvety black wings, this species displays colouration produced by microscopic structural scales that selectively reflect light, creating brilliant metallic hues. Its elongated wings are supported by a robust venation system that provides both strength and flexibility for agile flight through dense forest vegetation. Large compound eyes ensure excellent visual perception, while clubbed antennae function as highly developed sensory organs capable of detecting airborne chemical cues essential for orientation, feeding, and reproduction.

Discovery and Acquisition

Graphium weiskei inhabits cool, humid mountain forests at elevations typically exceeding 1,000 metres, where adults are frequently observed visiting flowering plants and damp mineral-rich ground. Like all butterflies, it undergoes complete metamorphosis consisting of egg, larval, pupal, and adult stages. Females deposit eggs on carefully selected host plants belonging to the family Lauraceae, providing suitable nutrition for developing larvae. Due to its restricted geographic distribution and specialised habitat requirements, the species is of considerable interest to entomologists and collectors. Specimens intended for scientific and educational collections are obtained through regulated and ethically managed collecting practices that preserve their diagnostic biological characteristics.

Craftsmanship and Presentation

This specimen is professionally preserved beneath a 12 cm glass cloche that safeguards its delicate anatomical structure while allowing unobstructed observation from every angle. The transparent display emphasises the butterfly’s vivid structural colouration, intricate wing venation, and elegant body morphology. Mounted with precision on a minimalist base, the presentation combines museum-quality preservation with refined craftsmanship, making it an exceptional display for natural history collections, scientific exhibitions, and educational interiors.