New records of water mites (Acari: Hydrachnidia) from Malaysia, with descriptions of three new species
Author
Pesic, Vladimir
Author
Smit, Harry
text
Zootaxa
2010
2354
19
34
journal article
10.5281/zenodo.193547
ec1953bb-c48c-40f5-a804-1b95d75eafb1
1175-5326
193547
Torrenticola minuta
(Lundblad, 1941)
(
Fig. 2A–C
)
Material.
Malaysia
, Pahang, Tahan River, Taman Negara NP, 4°
23.534 N
102°
23.961 E
, alt.
90 m
,
7.ii.2009
, 2/0/0 (mounted).
FIGURE 2A–C
.
Torrenticola minuta
(Lundblad, 1941)
, male: A = dorsal shield; B = ventral shield; C = palp (P-1 missing), medial view. Scale Bars = 100 μm.
Morphology.
Male
(n=2): Idiosoma (ventral view:
Fig. 2B
) L 553–572, W 425–438; dorsal shield (
Fig. 2A
) L 466–469, W 356–359, L/W ratio 1.31; dorsal plate 431–438; frontal plate L 116, W 44–50, L/W ratio 2.3–2.6; Cxgl–4 sub-apical; gnathosomal bay L 116, Cx-1 total L 219–223, Cx-1 medial L 105–106, Cx-2+3 medial 81–89; ratio Cx-1 L/Cx-2+3 medial L 2.1; Cx-1 medial L/Cx-2+3 medial L 1.2–1.3; genital field L/W 123–126/103–109, L/W ratio 1.16–1.19; distance genital field–excretory pore 95–100, genital field–caudal idiosoma margin 126–131; capitulum ventral L 263–269; chelicera L 308; palp (
Fig. 2C
) total L 300–303, dL and %L (in parentheses): P-1, 31–33 (10.2–11.0); P-2, 95–99 (31.7–32.7); P-3, 51 (16.8–17.0); P-4, 102–103 (34.0); P-5, 19 (6.3); L P-2/P-4 ratio, 0.93–0.96; P-2 ventral projection protruding distally, ventral protuberances of P-4 ending in two tips separated by a concavity.
Remarks.
The specimens from Tahan River agree well with the descriptions given by
Lundblad (1956)
for the male of
Torrenticola minuta
from Java and
Wiles (1997)
for the specimens from Taman Negara, Pahang,
Malaysia
. A recent description of the female from
Malaysia
is given by
Wiles (1997)
.
Distribution.
Indonesia
(Java),
Malaysia
.