Description. Male (holotype, in parentheses paratype from River Pos 7, in square brackets paratype from River Yabawi): Idiosoma (ventral view: Fig. 17 B) L 788 (813) [878], W 543 (537) [576]; dorsal shield (Fig. 17 A) L 625 (697) [681], W 481 (488) [500], L / W ratio 1.3 (1.43) [1.36]; dorsal plate 597 [644]; shoulder plate L 153 (184) [168], W 69 (75) [72], L / W ratio 2.2 (2.5) [2.3]; frontal plate L 113 (128) [131], W 47 (59) [61], L / W ratio 2.4 (2.2) [2.15]; shoulder / frontal plate L ratio 1.35 (1.44) [1.28]; capitular bay L 169 (178) [194], W 59 (67) [66], L / W ratio 2.9 (2.7) [2.9]; Cx- 1 total L 284 (297) [325], Cx- 1 medial L 114 (119) [131], Cx- 2 + 3 medial 76 (81) [74]; ratio Cx- 1 L / Cx- 2 + 3 medial L 3.7 (3.7) [4.39]; Cx- 1 medial L / Cx- 2 + 3 medial L 1.5 (1.47) [1.77]; genital field L / W 160 (172) [179] / 113 (118) [126], L / W ratio 1.4 (1.46) [1.42], ejaculatory complex (Fig. 17 D) L 189 (188); distance genital field – excretory pore 153 (158) [170], genital field – caudal idiosoma margin 259 (253) [281]; capitulum (Fig. 17 G) ventral L 188 (202) [213]; chelicera total L 222 (234) [250]; palp (Fig. 17 G) total L 207 (212) [229], dL: P- 1, 28 (29) [33]; P- 2, 59 (62) [68]; P- 3, 39 (42) [42]; P- 4, 58 (55) [60]; P- 5, 23 (24) [26]; % L: P- 1, 13.5 (13.7) [14.4]; P- 2, 28.5 (29.2) [29.7]; P- 3, 18.8 (19.8) [18.3]; P- 4, 28.0 (26.0) [26.2]; P- 5, 11.1 (11.3) [11.4]; P- 2 / P- 4 ratio, 1.02 (1.13) [1.14]; L I-L- 4 - 6 (Fig. 17 C): 114 (119) [128], 114 (125) [130], 115 (116) [126]. Female (from River Pos 7, in parentheses paratype from River Yabawi): Idiosoma (ventral view: Fig. 17 H) L 925 (975), W 625 (669); dorsal shield L 744 (794), W 550 (563), L / W ratio 1.35 (1.4); dorsal plate 706 (759); shoulder plate L 197 (191), W 78 (78), L / W ratio 2.5 (2.45); frontal plate L 124 (141), W 59 (59), L / W ratio 2.1 (2.39); shoulder / frontal plate L ratio 1.59 (1.36); capitular bay L 194 (200), W 72 (72), L / W ratio 2.7 (2.8); Cx- 1 total L 319 (325), Cx- 1 medial L 125 (125), Cx- 2 + 3 medial 59 (68); ratio Cx- 1 L / Cx- 2 + 3 medial L 5.4 (4.8); Cx- 1 medial L / Cx- 2 + 3 medial L 2.1 (1.8); genital field L / W 188 (194) / 154 (158), L / W ratio 1.22 (1.23); distance genital field – excretory pore 200 (197), genital field – caudal idiosoma margin 350 (367); capitulum ventral L 225 (222); chelicera total L 257 (259); palp total L 240 (245), dL: P- 1, 33 (34); P- 2, 69 (71); P- 3, 45 (46); P- 4, 65 (66); P- 5, 28 (28); % L: P- 1, 13.8 (13.9); P- 2, 28.8 (29.0); P- 3, 18.8 (18.8); P- 4, 27.1 (26.9); P- 5, 11.7 (11.4); L P- 2 / P- 4 ratio, 1.06 (1.08); L I-L- 4 - 6: 129 (132), 125 (132), 119 (127).
Sumber: Water mites of the genus Monatractides Viets (Acari: Hydrachnidia, Torrenticolidae) from New Guinea, with descriptions of nine new species