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
Meioneta mingshengzhui
Barrion
, Barrion- Dupo & Heong, new species
[
Figure
11
A-D]
FEMALE.
Holotype
female, total length
1.50mm
. Cephalothorax
0.60mm
long, width
0.43mm
, height
0.26mm
.Abdomen length
0.97mm
, width
0.60mm
, height
0.60mm
.Parataype female, total length
1.10mm
to
1.60mm
.
Carapace. Gray brown,
1.39
x longer than wide. Cephalic approximately
0.6
x width of thoracic area. AME area black. Pedipalps dark brown. Fovea distinctly Y-shaped. Chelicerae yellow, twice longer than wide, and each bears four promarginal teeth. Sternum brown except darker margins, almost as long as wide.
Eyes.
PER
slightly longer than AER (
0.26mm
:
0.23mm
). Eye diameter (mm): AME (
0.07
)> PME (
0.063
)> ALE (
0.06
)> PLE (
0.05
). Clypeus height relatively broad,
1.43
x diameter AME.
Legs.
Uniformly yellow, femora I and II slightly sigmoid viewed ventrally and gradually swollen subbasally. Tibia II as long as metatarsus II and IV. Leg formula
1423
.
Leg measurements (mm):
|
Leg
|
Femur
|
Patella
|
Tibia
|
Meta-
tarsus
|
Tarsus
|
Total
|
|
1
|
0.60 |
0.14 |
0.54 |
0.43 |
0.36 |
2.07 |
|
2
|
0.51 |
0.13 |
0.46 |
0.46 |
0.30 |
1.86 |
|
3
|
0.40 |
0.11 |
0.34 |
0.37 |
0.28 |
1.50 |
|
4
|
0.57 |
0.14 |
0.49 |
0.46 |
0.31 |
1.97 |
|
Pedipalp
|
0.24 |
0.06 |
0.08 |
- |
0.21 |
0.59 |
Abdomen.
Globose, gray with a dull white cross to transverse H-shape band dorsally and extended obliquely posterolaterally. Venter dull whitish gray except brown epigynum.
Epigynum swollen out underneath abdomen by approximately
1.28
x AME diameter. Median septum flask-like, ratio of a/b =
0.76
, anterior width
2
x
PME diameter.
Leg measurements (mm):
| Leg |
Femur |
Patella
|
Tibia |
Meta- tarsus |
Tarsus |
Total |
| 1 |
0.80 |
0.19 |
0.69 |
0.67 |
0.44 |
2.79 |
|
2 3 4
|
0.66 0.56 0.77 |
0.14 0.16 0.14 |
0.59 0.44 0.66 |
0.58 0.46 0.69 |
0.39 0.36 0.39 |
2.36 1.98 2.65 |
MALE
. Unknown.
Material Examined
.
Holotype
female (coll. no.
S0
43
),
CHINA
, Hainan Island,
Panja
Town, Songtao Reservoir, 0
3
April
2011
,
AT
Barrion,
JLA
Catindig, SC Villareal;
Paratypes
:
2
females
(coll. nos.
48
&
51
), same data as
holotype
.
Diagnostic Features.
Meioneta mingshengzhui
Barrion, Barrion-Dupo & Heong
,
new species
is similar to
M. nigra
Oi,
1960
but easily separated from the latter in the (
1
) dull white cross to transverse Hshape abdominal band,(
2
) tibia II as long as metatarsus II and IV, and (
3
) the widely truncate central division of the epigynum.
Etymology.
Patronym, after Dr. Zhu Mingsheng in recognition of his systematic works on the
Theridiidae
of
China
.