Kritaturus (Kritaturus) vinnulus Cook, 1983

Smit, Harry & Pešić, Vladimir, 2020, New records of water mites from New Zealand, with the description of three new genera and ten new species (Acari: Hydrachnidia), Acarologia 60 (4), pp. 903-950 : 929-931

Kritaturus (Kritaturus) vinnulus Cook, 1983

( Figures 19 A­D, 28E)

New record. North Island. 0/2/0, Kaupokonui Stream, at crossing with Opunaki Road, S

of Mt Egmont, 39°23.393 ′ S 174°07.974 ′ E, alt. 380 m asl, 13­xii­2014 South Island. 1/1/0, Frank Stream, Catlins Forest Park, 46°26.527 ′ S 169°28.237 ′ E, alt. 148 m asl, 15­iii­2020. Remarks. Thus far, the male was unknown, and therefore a description is given below.

Description. Male: Idiosoma dorsally 331 long and 250 wide, ventrally 363 long. Dorsum typical for the genus Kritaturus . Unpaired anterodorsal plate 128 long, 166 wide, unpaired posterodorsal plate somewhat longer than anterodorsal plate, 178 long, 166 wide; anterolateral platelet 147 long. Projections associated with insertions of fourth legs rounded. Genital field with numerous acetabula, gonopore 25 long, somewhat quadratic with concave lateral margins and anteriorly indented. Length of P1­5: 20, 56, 34, 81, 44. P4 without a median ridge, ventral setae close to each other. Length of I­leg­4­6: 56, 66, 80. I­leg­5 anteroventrally with two short, stout setae. Length of IV­leg­4­6: 67, 75, 88.

Distribution. Previously known from two localities on South Island, and reported here for the first time from North Island.