Campanicola volubilis Li & Liu, 2021

Li, Zichang, Agnarsson, Ingi, Peng, Yu & Liu, Jie, 2021, Eight cobweb spider species from China building detritus-based, bell-shaped retreats (Araneae, Theridiidae), ZooKeys 1055, pp. 95-121 : 95

Campanicola volubilis Li & Liu sp. nov.

Figs 11 , 15 , 16

Type material.

Holotype: ♀, China, Yunnan Province: Xishuangbanna Dai Autonomous Prefecture, Menghai county, Bulang Nationality Township (21°34' 37"N, 100°20'24"E, 1130 m), 29 July 2020, Z.W. Deng, W. Zhang, Y.T. Zhang, R. Zhong and Z.C. Li leg. Paratypes: 2 ♀, same data as holotype.

Diagnosis.

See the diagnosis under C. tauricornis sp. nov.

Etymology.

The specific name is derived from the Latin adjective Campanicola volubilis , meaning winding, referring to the shape of the part of the copulatory ducts near the copulatory pores in ventral view; adjective.

Description.

Male unknown. Female (holotype): Total length 3.74. Prosoma 1.74 long, 1.44 wide, brownish black. Sternum 0.99 long, 0.88 wide, yellow, some reddish-brown patches on the margin, with sparse setae. Opisthosoma 2.02 long, 1.96 wide, oval, brownish black, with black setae, both dorsum and venter with white spots. Anal tubercle and spinnerets brownish black, without colulus (Fig. 11A-C ). Diameters of eyes: AME 0.08, ALE 0.07, PME 0.10, PLE 0.07. Interdistances of eyes: AME-AME 0.08, AME-ALE 0.02, PME-PME 0.09, PME-PLE 0.05. Clypeus 0.20 high, brownish black. Chelicerae brown to yellow from base to end, promargin with 2 teeth. Endites yellow-brown. Labium 0.21 long, 0.06 wide, brown, rectangular, fused with sternum. Measurements of legs: I 5.05 (1.63, 0.35, 1.03, 1.38, 0.66), II 3.19 (1.01, 0.25, 0.64, 0.78, 0.51), III 2.48 (0.79, 0.27, 0.45, 0.54, 0.43), IV 3.82 (1.31, 0.34, 0.79, 0.87, 0.51). Leg formula: I-IV-II-III. Legs yellowish, with brownish black ring pattern. Epigynum: atrium depression and oblate; copulatory pores big and distinguishable, located on anterior margin of atrium; copulatory ducts long, winding complexly, the part of copulatory ducts near copulatory pores is evidently more sclerotized than the part near spermathecae, connected with spermathecae from posterior part; spermathecae spherical; fertilization ducts short, curved and tapering (Fig. 11D, E ).

Distribution.

China (Yunnan) (Fig. 16 ).

Figures

Figure 11. Campanicola volubilis sp. nov. A-C female habitus (A dorsal view B lateral view C ventral view) D-G female epigynum (D ventral view, cleared E dorsal view, cleared F ventral view, cleared and embedded in Arabic gum G dorsal view, cleared and embedded in Arabic gum). Scale bars: 0.5 mm (A-C); 0.1 mm (D-G).

Figure 15. Field photographs A, B C. volubilis sp. nov. (A web and bell-shaped retreat B female in the web C, D P. ducta (C male outside retreat, female with egg sac in retreat D male on leaf) E retreat of C. ferrumequina F, G retreat of C. campanulata. Photograph by Zichang Li.

Figure 16. Collection localities. C. anguilliformis sp. nov. (1); C. campanulata (2 - 15); C. falciformis sp. nov. (2 - 5, 16); C. ferrumequina (1, 11); C. heteroidea sp. nov. (17); C. tauricornis sp. nov. (18); C. volubilis sp. nov. (19); P. ducta (20).