Erebaxonopsis kipungitensis, Smit, Harry & Pešić, Vladimir, 2014

Smit, Harry & Pešić, Vladimir, 2014, Water mites from Mount Kinabalu and the Crocker Range, Borneo, Malaysia (Acari: Hydrachnidia), with the description of 34 new species, Zootaxa 3876 (1), pp. 1-71: 58

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Erebaxonopsis kipungitensis

n. sp.

Erebaxonopsis kipungitensis  n. sp.

( Figs. 35 A –DView FIGURES 35 A – D)

Type series. Holotype male, Kipungit River, Poring Hot Springs, Mt Kinabalu, 6 º 0 2.776 N 116 º 41.432 E, alt. 568 m asl, 15 -ix- 2012 ( RMNH).

Diagnosis. Anterior margins of Cx-I/-II each with a group of teeth; IV-leg- 1, IV-leg- 3 and IV-leg 4 with distoventral extensions.

Description. Male: Colour yellowish, idiosoma 428 long and 340 wide. Dorsal shield 324 wide, broadly fused anteriorly to ventral shield, with five pairs of glandularia. Lateral eyes reduced. Anterior margins of Cx-I/-II each with a group of teeth. Genital field with four pairs of acetabula, the three anterior in a transverse line, the fourth flanking the posterior gonopore. Genital skeleton 203 long, Length/height of P 1 -P 5: 24 /15, 40/30, 20/19, 54/23, 21/ 10; P 1 with an posteriorly located dorsal seta, P 2 stocky, P 4 rather stocky, ventral margin somewhat bulging with one seta. Length of I-leg- 4–6: 34, 38, 40. Length of IV-leg- 4–6: 32, 35, 30; fourth legs stocky, IV-leg- 1, - 3 and – 4 with an anteroventral extension, IV-leg- 1 with three heavy dorsal setae, IV-leg- 3 short, IV-leg- 4 widening anteriorly with a large, curved ventral seta, IV-leg- 5 widened also anteriorly with 3 heavy anteroventral setae, IVleg- 6 not modified. Legs without swimming setae.

Female: Unknown.

Etymology. Named after the type locality, the Kipungit River.

Remarks. The new species differs from all described species of the genus in the presence of anteroventral extensions on IV-leg 1 and - 5. Erebaxonopsis nearctica Cook, 1974 (California)  , E. morimotoi Imamura, 1958  ( Japan, only female known) and E. amamiensis Imamura, 1961  ( Japan, only female known) have IV-leg- 3 only with an anteroventral extension.

Distribution. Borneo; known only from the locus typicus.


National Museum of Natural History, Naturalis