Hygrobates hamatoides, 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: 18-19

publication ID

http://dx.doi.org/10.11646/zootaxa.3876.1.1

publication LSID

lsid:zoobank.org:pub:071AFC59-C2EA-429A-8511-BAC5C4539C04

persistent identifier

http://treatment.plazi.org/id/03D48784-A93A-FFA4-FF35-1357FCD1FF63

treatment provided by

Plazi

scientific name

Hygrobates hamatoides
status

n. sp.

Hygrobates hamatoides  n. sp.

( Figs. 9 A –DView FIGURES 9 A – D)

Type series. Holotype male, Small stream Panar Laban Hut, Mt Kinabalu, 6 º 0 3.641 N 116 º 33.968 E, alt. 3330 m asl, 13 -ix- 2012 ( RMNH). Paratypes: two males, one female (mounted), one nymph, same data as holotype ( RMNH).

Diagnosis. Integument lineated with small ribbons; IV-leg- 5 with one swimming seta.

Description. Colour brownish, antenniform setae large. Genital field with three pairs of rounded acetabula. Integument lineated with small ribbons. P 2 without anteroventral extension, P 2 and P 3 ventrally with numerous denticles. Male: Idiosoma ventrally 664 (640–737) long and 575 (526–616) wide, dorsally 632 (583–705) long (small specimen a juvenile); Suture lines of coxae complete. Acetabula 124 long and 184 wide; gonopore 80 long. Length/height of P 1 -P 5: 24 /36, 95/70, 80/ 58, 142 /31, 28/ 14. Length of I-leg- 4–5: not measurable. Length of IVleg- 4–5: 237, 275, 210; IV-leg- 5 with one swimming seta.

Female: Idiosoma ventrally 745 long and 648 wide, dorsally 713 long. Acetabula lying in an arc; genital plate 132 long, pre- and post-genital sclerite each 90 wide. Length/height of P 1 -P 5: 38 / 36, 106 / 78, 100 / 66, 146 / 32, 146 / 14. Length of I-leg- 4–6: 165, 170, 128. Length of IV-leg- 4–6: 243, 284, 211; IV-leg- 5 with one swimming seta.

Deutonymph: Idiosoma ventrally 437 long and 348 wide, dorsally 421 long. Provisional genital field with two pairs of large acetabula. IV-leg- 5 with one swimming seta.

Etymology. Named for its similarity with H. hamatus  .

Remarks. The new species is close to H. hamatus  with a smooth integument, but differs in the lineated integument, with distinct ribbons.

Distribution. Borneo; known only from the locus typicus.

RMNH

National Museum of Natural History, Naturalis