Giants – the largest pinned male insect

Phryganistria heusii (Hennemann & Conle) is the name of a stick insect or phasmatid. The species was only recently described from Vietnam. The male holotype is, thanks to Frank Hennemann and Oskar Conle, housed in the ZSM and is, with a body length of 22.5 cm (47 cm with legs stretched out), the largest known male insect specimen.

Phobaeticus heusii Hennemann & Conle

Holotype of Phryganistria heusii (Hennemann & Conle)

Stick insects are giants among insects. The largest species and in fact the longest known insect is a stick insect: Chan’s megastick (Phobaeticus chaini Bragg) from Malaysia was described only last year and reaches a body length of 35.7 cm and a total length (with legs stretched out) of 56.7 cm. Phobaeticus serratipes (Gray) from West Malaysia has a length of 55.5 cm with the legs stretched out.

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