Go to National Library of New Zealand Te Puna Mātauranga o Aotearoa
Volume 70, 1940-41
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Genus Micranurida Börner, 1901.

Ocelli present or absent, if present reduced in number to 2, 4, or 6 to each side. Post-antennal organ present with from six to twenty-two tubercles. Empodial appendage and anal spines absent. Furcula generally absent or if present very much reduced. Mouth-parts styliform.

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Micranurida decussa sp. nov. Plate 43, figs. 69–72.

Colour: Dark greenish-blue with a mid-dorsal bright orange coloured longitudinal stripe down Th. II and bright orange coloured crosses in centre of each of Th. III, Abd. 1, and Abd. II. On Abd. III and Abd. IV cross irregular in shape; it is absent from Abd. V and Abd. VI.

Clothing: Of very occasional short plain setae. Cuticle all over, finely tuberculate.

Body: Length 2·1 mm.; width 1 mm. Antennae equal to head in length, third and fourth segments indistinctly separated. Ant. I: II: III: IV as 9: 6: 4: 14. Apical sensory organ and sense rods absent, but Ant. IV with many short curved sensory hairs. Ocelli large, six to each side on dark brown tuberculate fields. Postantennal organ oval, with twelve irregular indistinct lobes. Mouth parts styliform.

Legs: Claw pigmented basally with large inner lump about one-third down and an adjacent inner tooth. No outer teeth. Empodial appendage and tenent hairs absent.

Furcula: Very small. Mucro present but blunt with blunt lateral tooth, and about half length of dens. Manubrium slightly shorter than dens.

Locality: Otitapu Range, near Rotorua, amongst debris under bracken.

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Type: Slide 3/346, Dominion Museum Collection.

At present this species is known only from the type specimen.