Paratryssaturus sp.

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 : 937-939

Paratryssaturus sp.

( Figures 24 A­E)

Material examined. South Island. 0/1/0, Shag River at crossing with road Ranfurly­

Palmerston, 45°10.663 ′ S 170°23.703 ′ E, alt. 564 m asl, 3­ii­2015.

Description. Female: Idiosoma dorsally 380 long and 295 wide, ventrally 409 long;

caudal margin indented. Dorsum with a large unpaired and reticulated, anterior plate with the postocularia, 117 long, 169 wide, and a somewhat large posterior plate with two pairs of glandularia, 187 long and 203 wide. Moreover, dorsum with two pairs of lateral platelets,

anterolateral platelets each with a glandularium, 159 long. Between posterior dorsal plate and laterodorsal platelets a pair of “free” glandularia. Cxgl­4 located near suture line of

Cx­III/IV. Posterior margin of Cx­IV incomplete. Projections associated with insertions of fourth leg relatively large and rounded. Between insertions of fourth legs and genital field a pair of glandularia. Gonopore somewhat elongated, 50 long, distanced from posterior idiosoma margin. Excretory pore ventrally near posterior idiosoma margin. Length of P1­5: 19, 38, 20,

53, 23. P2 anteroventrally with a few small papillae, P4 with a ridge in anterior half of segment.

Length of I­leg­4­6: 50, 52, 63. Length of IV­leg­4­6: 67, 73, 66.

Remarks. The female described here might belong to a new species. However, due to the absence of a male, we refrain from naming it.