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Perixera argyrommoides sp. n.
Perixera argyrommoides 
(paratype)
Perixera argyrommoides |
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17-19mm. The facies is as in P. argyromma, but the male genitalia
are distinctive: the costal process of the valve is a short spine, rather than a
long, sinuous one, basal to which is a dark, oval, sac-like structure. The
aedeagus is sigmoidal, lacking the short distal spiral of argyromma.
Holotype DUTCH
WEST BORNEO: 85 miles above Pontianak (Simons et Meligan (Sanggan)) ex
Janson April 1909, BM geometrid slide 18165.
Paratypes: l as holotype, slide 18159; l INDONESIA: Kalimantan, Barito
Ulu, lowland
dipterocarp for. (W Boyd-Wallis), slide 18155.
Geographical range. Borneo; a related species occurs in Sri Lanka (slide
18177), possibly extending to India.
Habitat preference. All material is from lowland localities.
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