Review of genus Hydropsyche Pictet 1834 (Insecta: Trichoptera: Hydropsychidae) from India
Author
Pandher, Manpreet S.
Author
Kaur, Simarjit
Author
Parey, Sajad H.
Author
Saini, Malkiat S.
text
Zootaxa
2017
2017-12-19
4365
3
331
360
journal article
31132
10.11646/zootaxa.4365.3.4
cae2635f-bcc3-44bb-b001-3df486fa2104
1175-5326
1118016
169831DD-C77A-45D9-9A31-669A4D8FF2E6
Hydropsyche golitarensis
sp. nov.
(
Figs. 47–51
)
Description of adult male:
Color in alcohol fuscous, body covered with short, sparse, brown pubescence, dorsum of head dark brown. Length from tip of head to apices of folded forewings about
9.25 mm
; maxillary palps each about
2 mm
, 2nd segment almost 2 times as long as 3rd segment, 5th segment equal to 1st–4th segments together; labial palps each about
0.75 mm
long. Length of each forewing about
7 mm
(n = 3); each hind wing
5.25 mm
long.
Male genitalia (
Figs. 47–51
): Abdominal segment IX longitudinally short, anterolaterally convex in lateral view; dorsomedian keel triangular, granulose, pointed apically in dorsal view; posterolateral lobe on each side pointed, triangular, setose, setae in continuity with posterolateral slope of keel. Deep U-shaped depression visible on dorsal margin between segment IX and tergum X. Body of tergum X longitudinally short, quadrangular in lateral and dorsal views; lateral setose lobes (preanal appendages) indicated by two small lobes; apicoventral setose lobes small, pointed, directed posteromesad; apicodorsal lobes fused, pointed, placed medially in dorsal view; dorsal interlobular gap small between apicoventral lobes. Inferior appendages each long; basal segment concave dorsally near base, 2 times as long as apical segment; curved mesad in ventral view; apical segment broad at base, slightly tapered preapically in ventral and dorsal views. Phallic apparatus broad and strongly curved caudad at base, narrow, slender towards complex apex; endotheca slender with broad sclerotized apical lobes curved mesad in ventral view.
Holotype
:
Male
,
INDIA
:
Sikkim
:
Golitar
,
2200 m
,
13-ix-2009
, Pandher & Parey,
NPC
.
Paratypes
:
2 males
, collection data same as for
holotype
(
NPC
).
Diagnosis:
This species belongs to the
Hydropsyche pluvialis
Group. It is very similar to
Hydropsyche pallipenne
Banks 1938
(
Malaysia
)
. However, tergum X is pointed medially in dorsal view and its median keel is triangular, indicating that
H. golitarensis
sp. nov.
is a distinct species.
Distribution:
India
:
Sikkim
.
Etymology:
This species is named after the
type
locality Golitar.