New data on Wangaraneus Mi, Wang & Li, 2024 (Araneae, Araneidae), with descriptions of two new species from Xizang, China

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  New data on Wangaraneus Mi, Wang & Li, 2024 (Araneae, Araneidae), with descriptions of two new species from Xizang, China Abstract New data on Wangaraneus Mi, Wang & Li, 2024 are provided based on morphological examination and mitochondrial cytochrome c oxidase subunit I ( COI ) sequencing. Two new species from Xizang, China, W. delicatus Mi & Wang, sp. nov . and Wangaraneus fencha Mi & Wang, sp. nov ., are described and illustrated based on both sexes. In addition, two new combinations are proposed and established: W. cruciformis (Yin, Peng & Wang, 1994), comb. nov ., transferred from Singa C.L. Koch, 1836, and W. quadrituberculatus (Roy, Sen, Saha & Raychaudhuri, 2014), comb. nov ., transferred from Chorizopes O. Pickard-Cambridge, 1871. Wangaraneus zioni (Mi, Li & Pham, 2023), syn. nov . is synonymized with W. cruciformis . The newly described species are diagnosed based on detailed comparisons of somatic morphology and copulatory org...

First Record of Steatoda trianguloides Levy, 1991 (Araneae: Theridiidae) in Spain

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First Record of Steatoda trianguloides Levy, 1991 (Araneae: Theridiidae) in Spain

Abstract

This paper reports the first record of Steatoda trianguloides in Spain, extending its known distribution range. The study is complemented by a map showing the current records of the species. Additionally, an analysis of the dorsal patterns and genitalia of both male and female specimens is provided, including illustrations and photographs. 

Pablo Olivares1 Javier Sánchez-Álvarez2 & Miguel H. Martínez3, (2025). PRIMERA CITA DE STEATODA TRIANGULOIDES LEVY, 1991 (ARANEAE: THERIDIIDAE) PARA ESPAÑA. Revista Ibérica de Aracnología, nº 46 (30/06/2025): 94–96. Grupo Ibérico de Aracnología (S.E.A.). ISSN: 1576 - 9518.