NEW SPECIES OF SPIDERS (ARANEAE) FROM HAINAN ISLAND, CHINA
Author
Alberto T. Barrion
Author
Aimee Lynn A. Barrion-Dupo
Author
Josie Lynn A. Catindig
Author
Sylvia C. Villareal
Author
Ducheng Cai
Author
Qianhua Yuan
Author
Kong Luen Heong
text
UPLB Museum Publications in Natural History
2016
3
1
103
journal article
10.5281/zenodo.269136
aa2af867-04e4-4d4d-b40f-5d3d530c15d2
0119-0084
269136
Chrysso hejunhuai
Barrion, Barrion-Dupo & Heong
,
new species
[
Figure
39
A-H]
MALE.
Holotype
male, total length
2.34 mm
. Cephalothorax length
0.94 mm
, width
0.88 mm
. Abdomen width 2.00 mm, width
1.09 mm
.
Carapace.
Orange red except black eye area and rough interrupted brown concave lines posterior of the eye area, slightly longer than wide. Chelicerae yellow, longer than wide (
0.52
:
0.23 mm
). Promargin toothless and retromargin has two teeth. Maxillae yellow, almost
2
x
longer than wide, apicoinner tip pointed and converging. Labium yellow and pointed apically. Sternum yellow, slightly longer than wide (
0.74
:
0.69 mm
), truncate opposite coxa I and posterior end between coxa IV.
Eyes.
In two rows, AER slightly longer than
PER
(
0.31
:
0.36 mm
). Eye diameter (mm):AME (
0.09
)> PLE (
0.07
)> PME (
0.06
)> ALE (
0.05
). Eye separation (mm): AME-AME = PME-PLE (
0.9
)> PME-PME (
0.06
)> AME-ALE (
0.05
). Median ocular quad wider in front than behind (
0.20
:
0.17 mm
), height
1.17
x longer than anterior width. Clypeus height very wide,
3.4
x AME diameter.
Legs.
Long and slender with many short brown hairs, brown except orange basal half of femur I-IV. Leg formula
1423
.
Abdomen.
Yellow orange with a pair of midlateral black spots and a transverse black band towards posterior end,
1.83
x longer than wide. Anterior tip strongly pointed. Posterior black spot lined with three pairs of brownish black hairs. Venter dull yellow except a brown anterior plate.
Palpal organ has tegular apophysis strongly concave on anterior margins, subtegulum relatively elongate transversely, wider than high. Cymbium with a deep cut before tip, apex tooth-like and pointed in lateral view. Femur dorsally lined with
6-7
dorsal bristles.
Leg measurements (mm):
| Leg |
Femur |
Patella
|
Tibia |
Meta- tarsus |
Tarsus |
Total |
| 1 2 |
1.30 0.80 |
0.31 0.28 |
0.88 0.40 |
0.93 0.46 |
0.48 0.29 |
3.95 2.23 |
|
3
|
0.46 |
0.19 |
0.23 |
0.31 |
0.28 |
1.47 |
|
4
|
0.97 |
0.26 |
0.87 |
0.60 |
0.46 |
3.16 |
|
Pedipalp
|
0.27 |
0.10 |
0.14 |
- |
0.23 |
0.74 |
FEMALE.
Unknown.
Material Examined
.
Holotype
male (coll. no. H
72
),
CHINA
, Hainan Island, Haiko,
21
April
2012
, ATBarrion, JLACatindig and SCVillareal. Two
paratype
males (coll. no. H
78
& H
79
), exactly same data as for
holotype
.
Diagnostic Features.
This species closely resembles
C. trimaculata
Zhu, Zhang and Xu,
1991
but differs from the latter in (
1
) very pointed anterior tip of abdomen, (
2
) body and leg measurements, (
3
) structure of the palpal organ.
Etymology.
Patronym, in honor of Dr. He Junhua for his monumental works on the
Hymenoptera
systematics of
Braconidae
,
Dryinidae
and
Ichneumonidae
of China—key biological control agents in the agricultural landscape.