Phyllium (Phyllium)

Cumming, Royce T., Tirant, Stephane Le & Teemsma, Sierra N., 2017, Phyllium (Phyllium) brossardi sp. nov. (Phasmida, Phylliidae), a new species of leaf insect from northern Borneo, Insecta Mundi 2017 (596), pp. 1-6 : 3-4

Key to the Phyllium (Phyllium) males in the siccifolium species-group of Borneo

1.

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Interior lobe of the protibiae thin and arcing from end to end without a distinct triangular shape; abdomen long and slender, at its greatest width only about 30% of the total length of the abdomen ............. P. (P.) brossardi Cumming, Le Tirant, and Teemsma , new species

Interior lobe of the protibiae triangular with a distinct angle; abdomen boxy, spade-shaped, or broad, with a greatest width of about 40–55% of the length of the total abdomen .............. 2

2.

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Abdominal segment IV not the widest segment, instead segments IV–V are diverging or parallel giving the abdomen a boxy appearance ................................................................................... 3 Abdominal segment IV the widest segment immediately followed by segments uniformly converging towards the posterior, giving the abdomen a spade shaped appearance .............................. 4 3.

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Abdominal segments IV–VI gradually diverging with segment VI the widest segment

.............................................................................. P. (P.) arthurchungi Seow-Choen, 2016 Abdominal segments IV–VI parallel to subparallel ......... P. (P.) cummingi Seow-Choen, 2017

4.

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