A new troglophilous Belisana spider from Guangxi, China (Araneae, Pholcidae)

2008·0.2 MB·

Acta Zootaxonomica Sinica, 33 (4) : 654- 656 ( Oct., 2008) ISSN1000(cid:1)0739
动物分类学报
A NEW TROGLOPHILOUS BELISANA SPIDER FROM GUANGXI, CHINA
(ARANEAE, PHOLCIDAE)
ZHANGYan(cid:1)Quan1, CHENHui(cid:1)Ming2* , ZHUMing(cid:1)Sheng2
1. ResearchDepartment, MaolanNationalNatureReserve, Libo, Guizhou(cid:1) 558400, China
2. Collegeof LifeSciences, HebeiUniversity, Baoding, Hebei(cid:1) 071002, China
Abstract(cid:1) Belisana tongle sp. nov., a new species of the genus Belisana is described and illustrated froma cave in Leye County,
Guangxi, Southern China.
Key words(cid:1) Araneae, Phocidae, Belisana, new species, troglophilous, China.
(cid:1) (cid:1) Pholcids, small to medium(cid:1)sized, ecribellate, Belisana tongle sp. nov. (Figs(cid:2)1(cid:1)5)
haplogyne; usually with eight or six eyes, rarely with
Diagnosis. The new species is similar to Belisana
two, cave species often blind ( Huber, 2000);
zhangi Tong&Li, 2007, butcan be distinguished bytwo
comprising mostly tropical spiders, have attracted much
big triangular marks on carapace and some large gray
less attention than some of their cousins like orbweavers,
irregular spots on opisthosoma of males ( Figs(cid:2)1(cid:1)2),
jumping spiders, wolf spiders, or cobweb spiders
while B. zhangi carapace with yellow radial striae on
(Huber, 2005). The family has an almost worldwide
posterior half, opisthosoma without any spots ( Tong &
distribution. Pholcids occupy a wide range of ecosystems
Li, 2007) ; and by the shapes of bulbal projections
and habitats, many species have been found in caves,
(Fig(cid:2)3) , with broad embolus tip and procursus (Figs(cid:2)4(cid:1)
and someofthesearehighly troglomorphic, includingthe
5), with longdistally spine.
total loss of eyes, a large part of pholcid diversity in dry
Male. Total length2(cid:2)70, Carapace0(cid:2)95long, 1(cid:2)00
regions ( Huber, 2005) . Represented by 85 genera and
wide. Leg 1(cid:2)00: 24(cid:2)16 (8(cid:2)16+ 0(cid:2)45+ 8(cid:2)36+ 3(cid:2)62+
999 species ( Platnick, 2008), 55 species belongingto10
3(cid:2)57), tibia 2(cid:2)00: 3(cid:2)37, tibia 3(cid:2)00: 3(cid:2)32; tibia 4(cid:2)00:
genera in China.
4(cid:2)44; tibia 1 L(cid:1)d: 67. Habitus as in Figs(cid:2)1 and 2.
Thorell ( 1898) established the Belisana, Huber
Carapace pale yellow with two big triangular dark spots
(2005) reviewed the genus. Up to now, 70 species of
on posterior middle (Fig(cid:2)1); sternum pale yellow; legs
Belisana have been described 13 Chinese species. The
pale yellow; opisthosoma pale gray, with large gray
species located in China are: Belisana rollofoliolata (Wang,
irregular spots visible through cuticle (Figs(cid:2)1(cid:1)2) . Ocular
1983, Huber, 2005) , B. anhuiensis ( Xu & Wang,
area elevated, thoracic furrow absent; distance PME(cid:1)
1984, Huber, 2005), B. yadongensis ( Hu, 1985,
PME 0(cid:2)09; diameter PME 0(cid:2)077; distance PME(cid:1)ALE
Huber, 2005), B. junkoae (Irie, 1997; Huber, 2005),
0(cid:2)013. Clypeus unmodified. Sternum0(cid:2)625long, 0(cid:2)725
B. forcipata (Tu, 1994; Huber, 2005), B. nujiang, B.
wide. Chelicerae as in Figs(cid:2)2 and 3. Palps as in Figs(cid:2)4
pianma ( Huber, 2005), B. mainling, B. gyirong
and 5; femur with one tiny apophysis distodorsally,
(Zhang, Zhu & Song, 2006), B. zhangi ( Tong & Li,
femur and patella identical gray yellow with other
2007), B. aliformis, B. huberi, B. lamellaris ( Tong &
segments yellowish, procursus with distinctive distal spine
Li, 2008) .
(Fig(cid:2)4). Transparent membranous flap ( Fig(cid:2)5); bulb
This paper deals with a new species of the family
with hooked apophysis and bilobed embolus (Fig(cid:2)4).
Pholcidae from Xiongjia Cave, Tongle Town, Leye
Retrolateral trichobothrium of tibia at 10%; legs
County, Guangxi, China, named Belisana tongle sp.
without spines, curved hairs and vertical hairs; tarsus
nov. Type specimens aredeposited in the College ofLife
with 18pseudosegments, visible.
Sciences, Hebei University ( 4 (cid:2) ), Baoding, China.
Female: absent.
Taxonomicdescriptions and terminology are as in Huber
Holotype (cid:2) , paratypes 3 (cid:2) (cid:2), Xiongjia Cave
( 2000, 2005). All measurements given are in
(24!48∀N, 106!29∀E), Shuaba Village, Tongle Town,
millimeters. Abbreviations used in the text and figures
Leye County, Guangxi, China, 8 Oct. 2004, collected
including ALE: anterior lateral eyes, AME: anterior
by CHENHui(cid:1)Ming.
median eyes, BA: bulbal apophysis, E: embolus, F:
Etymology. The specific name refers to the type
membranous flap on procursus, PME: posterior median
locality, and is noun in apposition.
eyes, PR: procursus.
* Corresponding author, E(cid:1)mail: [email protected]
Received6 Aug. 2008, accepted3 Sep. 2008.
654
Oct., 2008 张雁泉等: 广西洞穴贝尔蛛属一新种记述 (蜘蛛目, 幽灵蛛科) 655 (cid:1)
Figs(cid:2)1(cid:1)5. Belisana tongle sp. nov., male holotype. 1(cid:1)2. Habitus. 1. Dorsal view. 2. Lateralview. 3. Prosoma, frontalview.
4(cid:1)5. Leftpedipalp. 4. Prolateral view. 5. Retrolateralview. Scale bars: 1(cid:1)3= 0(cid:2)2mm; 4(cid:1)5= 0(cid:2)1mm.
AutonomousRegion, China(Araneae: Pholcidae). ActaZootaxonomica
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广西洞穴贝尔蛛属一新种记述 (蜘蛛目, 幽灵蛛科)
张雁泉1(cid:1) 陈会明2* (cid:1) 朱明生2
1. 贵州茂兰国家级自然保护区管理局(cid:1) 贵州荔波(cid:1) 558400
2. 河北大学生命科学学院(cid:1) 保定(cid:1) 071002
摘(cid:1) 要(cid:1) 记述产自广西乐业县的幽灵蛛科贝尔蛛属1新种, Li, 2007, 但其雄蛛腹部具不规则的淡色斑块, 背甲中后部具
命名为同乐贝尔蛛Belisanatongle sp. nov.。模式标本保存在河 2个大三角形暗色斑, 而后者背甲后半部具黄色的放射沟,
北大学生命科学学院。 腹部无任何斑纹; 跗前突、生殖球突起及插入器形状均不同
正模 (cid:2) , 副模3 (cid:2) (cid:2) , 广西乐业县同乐镇刷把村竹林坝 于后者, 本种插入器末端较后者宽, 跗前突末端刺较后者粗
屯熊家洞, 2004(cid:1)10(cid:1)08, 陈会明采。 长。
鉴别特征(cid:1) 新种近似于张氏贝尔蛛Belisana zhangi Tong&
关键词(cid:1) 蜘蛛目, 幽灵蛛科, 贝尔蛛属, 新种, 洞穴, 中国.
中图分类号(cid:1) Q959(cid:2)226
* 通讯作者.