Genus Drepanura Schött, 1891.
Closely related to Entomobrya, from which it differs only in having the mucro falciform. One species of this genus is known in New Zealand, and it is endemic.
Drepanura aurifera sp. nov. Plate 57, figs. 291–293.
Colour: Yellow to golden-yellow on the head and body. Abd. III and front of head darker. Legs pale purplish-brown darkening to violet on tibio-tarsi. Ant. I reddish-brown, Ant. II reddish-brown passing to violet towards Ant. III, Ant. III violet, and Ant. IV deep bluish-violet. Furcula pale yellow becoming brownish on dens.
Clothing: Clothed with short ciliated setae and many very long (up to 0·2 mm.) flexed setae, especially along dorsal surface of head, thorax, and anterior of abdomen. Furcula heavily clothed with both simple and ciliated setae, legs with moderately-long ciliated setae, antennae with moderately-long plain setae.
Body: Length 1·2 mm. Antennae about two and a-half times length of head, four-segemented, the segments related as 8: 14: 11: 20. Ocelli, six to each side, the two anterior very large, remainder some-what smaller and equal. Ocelli of each side situated on dark pigment patches. Ventral tube long and fat. Abd. IV six times longer than Abd. III.
Legs: Claws with three inner teeth, one pair about half-way down claw, and a single tooth about three-quarters down. Empodial appendage lanceolate and reaching to distal tooth. A single strong clavate tenent hair as long as claw, to each foot.
Furcula: Reaching to thorax. Manubrium to mucrodens as 25: 21. Mucro falciform, being very much reduced to almost a spike and not distinctly separated from dens. Mucro surrounded by short ciliated setae and overhung by a long stout ciliated spine and several smaller ciliated setae.
Locality: Tuatapere, Southland, in old logs in the bush.
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Type: Slide 3/244, Dominion Museum Collection.