Ketambea nigripectoris ( Oi, 1960 ) Zhoub & Irfanb & Peng & Online & Version, 2018

Zhoub, Guchun, Irfanb, Muhammad, Peng, Xianjin, Online, Published & Version, Final, 2018, Redescription of Ketambea nigripectoris (Oi, 1960) comb. nov. (Araneae: Linyphiidae), Turkish Journal of Zoology 42 (4), pp. 488-494 : 492-494

publication ID	https://doi.org/ 10.3906/zoo-1803-29
persistent identifier	https://treatment.plazi.org/id/039587A3-0B31-FFC4-70F7-FA68FD70954E
treatment provided by	Felipe
scientific name	Ketambea nigripectoris ( Oi, 1960 )
status	comb. nov.

Treatment

Ketambea nigripectoris ( Oi, 1960) View in CoL comb. nov.

Figures 1–5 View Figure 1 View Figure 2 View Figure 3 View Figure 4

Neolinyphia nigripectoris Oi, 1960: 227 , f. 330-332 (Dmf); Namkung, 1964: 36, f. 17 (f); Paik, 1965a: 68, f. 22– 24 (mf); Paik, 1978e: 262, f. 112.1–4 (mf); Ono, Matsuda & Saito, 2009: 339, f. 1230–1233 (mf).

Linyphia nigripectoris Yaginuma, 1986: 68 View in CoL , f. 37.1 (mf); Chikuni, 1989: 50, f. 19 (mf).

Neriene nigripectoris Brignoli, 1983: 304 View in CoL ; Feng, 1990: 129, f. 104.1–4 (mf); Kim & Kim, 2000: 25, f. 8A–E (mf); Song, Zhu & Chen, 2001: 149, f. 84A–C (mf); Namkung, 2002: 156, f. 17.9a–b (mf); Kim & Cho, 2002: 286, f. 727–732 (mf); Namkung, 2003: 158, f. 17.9a–b (mf); Lee, Kang & Kim, 2009: 134, f. 46a–c (mf); Yin et al., 2012:

532, f. 252a–e (mf); Yoo et al., 2015: 35 (S of Neriene woljeongensis ).

Neriene woljeongensis Kim, Ye & Jang, 2013: 152 , f. 1–10 (Df).

Material examined. CHINA, Hunan: 1♂ and 1♀, Zhangjiajie City, Wulingyuan district, Suoxiyu Tujia minority town (29°17′29.83″N, 110°28′46.83″E), 385 m, 24 April 2016, leg. Wang Liu, Chen Zeng, and Tian Tian GoogleMaps ; 1♂, Zhangjiajie County, Wulingyuan district, Suoxiyu Tujia minority town, Wenfeng Village (29.331437°N, 110.599815°E,), 457 m, 22 April 2016, leg. Wang Liu, Chen Zeng, and Tian Tian GoogleMaps ; 1♂, Zhangjiajie City, Wulingyuan district, Suoxiyu Tujia Minority Town (29°19′32.61″N, 110°36′25.35″E), 454 m, 12 May 2017, leg. Guchun Zhou GoogleMaps ; 1♀, Changsha City, Yuelu District, Yuelu Mountain (28.18471°N; 112.93761°E), 204 m, 17 February 2017, leg. Guchun Zhou GoogleMaps ; 3♂♂, Changsha City, Yuelu District, Yuelu Mountain (28.17584°N, 112.93862°E), 130 m, 13 April 2017, leg. Guchun Zhou GoogleMaps ; 1♀, Changsha City, Yuelu District, Yuelu Mountain (28.190125°N, 112.94269°E), 141 m, 02 April 2017, leg. Guchun Zhou GoogleMaps ; Hubei: 4♂♂ and 4♀♀, Enshi Tujia and Miao Autonomous Prefecture, Xingdou Mountain National Nature Reserve (30°2′44.93″N, 109°8′10.88″E), 1151 m, 17 May 2017, leg. Guchun Zhou GoogleMaps ; 2♂♂ and 1♀, Enshi Tujia and Miao Autonomous Prefecture, Xingdou Mountain National Nature Reserve (30°2′14.96″N, 109°8′43.74″E), 1078 m, 19 May 2017, leg. Guchun Zhou GoogleMaps ; 2♂♂ and 1♀, Enshi Tujia and Miao Autonomous Prefecture , Xuan’en County, Shadaogou Town (29.71136°N, 109.72781°E), 805 m, 01 May 2016, leg. Wang Liu, Chen Zeng and Tian Tian GoogleMaps ; 1♀, Enshi Tujia and Miao Autonomous Prefecture , Xuan’en County, Shadaogou Town , Qizimei Mountains Nature Reserve (29.706342°N, 109.75642°E), 1155 m, 30 April 2016, leg. Wang Liu, Chen Zeng, and Tian Tian GoogleMaps ; 1♂, Enshi Tujia and Miao Autonomous Prefecture , Xuan’en County, Wanzhai Town , Banchang Village (30.06698°N, 109.71306°E), 721 m, 04 May 2016, leg. Wang Liu, Chen Zeng, and Tian Tian GoogleMaps ; 1♂, Enshi Tujia and Miao Autonomous Prefecture , Badong County, Yanduhe Town , Songziyuan Village (31.334002°N, 110.42625°E), 1340 m, 28 April 2016, leg. Wang Liu, Chen Zeng, and Tian Tian GoogleMaps ; 1♀, Enshi Tujia and Miao Autonomous Prefecture , Xuan’en County, Changtanghe Town , Lianghekou Village (29°59′42.37″N, 109°44′24.28″E), 1041 m, 14 May 2017, leg. Guchun Zhou GoogleMaps ; Chongqing: 3♂♂ and 5♀♀, Nanchuan County, Sanquan Town (29.06446°N, 107.19151°E), 1167 m, 13 August 2015, leg. Peng Xian-Jin, Bing Zhou, Wang Liu, Jiahui Gan, Chen Zeng, Pin Liu, Yi Huang, Zhuoer Chen and Tian Tian GoogleMaps ; 1♂, Nanchuan County, Sanquan Town (29.05274°N, 107.19968°E), 1275 m, 12 August 2015, leg. Xianjin Peng, Bing Zhou, Wang Liu, Jiahui Gan, Chen Zeng, Pin Liu, Yi Huang, Zhuoer Chen and Tian Tian GoogleMaps ; 2♀♀, Nanchuan County, Sanquan Town , (29.05947°N, 107.20563°E), 978 m, 11 August 2015, leg. Xianjin Peng, Bing Zhou, Wang Liu, Jiahui Gan, Chen Zeng, Pin Liu, Yi Huang, Zhuoer Chen and Tian Tian GoogleMaps ; 4♂♂, Nanchuan County, Dayou Town (28.99736°N, 109.33591°E), 1021 m, 13 August 2015, leg. Xianjin Peng, Bing Zhou, Wang Liu, Jiahui Gan, Chen Zeng, Pin Liu, Yi Huang, Zhuoer Chen and Tian Tian GoogleMaps ; 2♂♂, Nanchuan County, Sanyong Town (29.0546°N, 107.1855°E), 1237 m, 13 August 2015, leg. Xian-Jin Peng, Bing Zhou, Wang Liu, Jiahui Gan, Chen Zeng, Pin Liu, Yi Huang, Zhuoer Chen and Tian Tian GoogleMaps ; 1♂, Youyang Tujia and Miao Autonomous County, Taohuayuan Scenic Spot (28.85065°N, 108.75252°E), 987 m, leg. Guchun Zhou. GoogleMaps

Description. Male: Total length 2.85. Carapace 1.11 long, 1.47 wide, wider than long, brown and with dark brown margins, middorsally fovea with light brown patches radiating towards lateral sides ( Figures 4A and 4C View Figure 4 ). Clypeus 0.18 high, with sparse hairs; labium brown, wider than long; maxillae long, distal end broader with scopulae and spine-like hairs. Chelicerae dark brown, 2 promarginal and 3 retromarginal teeth, stridulatory furrows well developed ( Figure 4C View Figure 4 ). AER recurved, PER slightly recurved and slightly wider. Eye sizes and interdistances: AME 0.06, ALE 0.08, PME 0.07, PLE 0.09, AME–AME 0.03, PME–PME 0.06, AME–ALE, 0.06, PME–PLE 0.1, ALE–ALE 0.44, PLE–PLE 0.48, ALE–PLE contiguous. Length of legs: I 5.2 (1.41, 1.59, 1.38, 0.82), II 4.61 (1.31, 1.37, 1.16, 0.77), III 2.64 (0.79, 0.82, 0.63, 0.4), IV 3.95 (1.14, 1.13, 1.1, 0.58), long, slender, pale and tibia densely covered with fine hairs. Leg formula: I-II-IV-III. TmI present. Tibial spine formula: 2-2-2-2, tibia 1-II with 2 spines ventrally. Abdomen: 1.47 long, 1.04 wide, cylindriform, middorsally with a grayish pattern and irregular white patches; ventral side light brown ( Figures 4A and 4C View Figure 4 ). Palp ( Figures 1A–1D View Figure 1 , 2A, and 2B View Figure 2 ): Tibia very short, with a group of slightly curved spines arranged in a row and with two retrolateral trichobothria ( Figure 1B View Figure 1 ). Cymbium without posterodorsal outgrowth and densely covered with long spine-like hairs ( Figure 1B View Figure 1 ). Paracymbium very small, its distal part curved, thread-like ( Figures 1A–1D View Figure 1 , 2A, and 2B View Figure 2 ). Embolic division with a large, flat, strongly sclerotized convector, ending with an apophysis divided into two lobes: lower lobe longer, horn-shaped; upper one with a blunt end ( Figures 1A–1C View Figure 1 , 2A, and 2B View Figure 2 ). Embolus long, coiled, strongly sclerotized ( Figures 1A–1C View Figure 1 , 2A, and 2B View Figure 2 ). Median membrane long and massive ( Figures 1A–1C View Figure 1 , 2A, and 2B View Figure 2 ).

Female: Total length 3.13. Carapace 0.84 long, 1.03 wide, dark brown, fovea with brown patches radiating towards lateral sides ( Figures 4B and 4D View Figure 4 ). Clypeus 0.21 high, with sparse hairs; labium brown, wider than long; maxillae long, distal end broader with scopulae and spine-like hairs. Chelicerae dark brown, 2 promarginal and 3 retromarginal teeth, stridulatory furrows well developed ( Figure 4D View Figure 4 ). AER recurved, PER slightly recurved and slightly wider. Eye sizes and interdistances: AME 0.07, ALE 0.09, PME 0.08, PLE 0.09, AME–AME 0.04, PME– PME 0.06, AME–ALE, 0.08, PME–PLE 0.08, ALE–ALE 0.45, PLE–PLE 0.48, ALE–PLE contiguous. Length of legs: I 4.95 (1.41, 1.44, 1.3, 0.8), II 4.48 (1.21, 1.28, 1.22, 0.77), III 2.85 (0.83, 0.82, 0.73, 0.47), IV 4.07 (1.28, 1.35, 0.88, 0.56), long, slender, pale and tibia densely covered with fine hairs. Leg formula: I-II-IV-III. TmI present. Tibial spine formula: 2-2-2-2. Abdomen; 2.31 long, 1.84 wide, oval-shaped, white, middorsally with black pattern extending towards lateral sides; ventral side light brown ( Figures 4B and 4D View Figure 4 ). Epigynum ( Figures 3A–3D View Figure 3 ): aperture oval, septum relatively wide, dividing aperture into two parts ( Figures 3A–3D View Figure 3 ). Vulva: seminal ducts very thick, each with two loops, spermathecae pointing in opposite directions from each other ( Figure 3D View Figure 3 ).

Distribution. China, Russia, Korea, Japan (http://wsc. nmbe.ch).

Acknowledgments

We would like to thank Zhuoer Chen, Jiahui Gan, Yi Huang, Pin Liu, Wang Liu, Tian Tian, Bing Zhou, and Chen Zeng for their help in collecting specimens. This research was sponsored by the National Natural Sciences Foundation of China (NSFC-30970327, 31272271, 31272272, 31301861).