Published May 6, 2021 | Version v1
Taxonomic treatment Open

Euryopis Menge 1868

  • 1. Programa de Pós-Graduação em Biologia - UNISINOS. Av. Unisinos, 950, Cristo Rei, 93022 - 000 São Leopoldo, Rio Grande do Sul, Brazil. & enlopesrodrigues @ gmail. com; http: // orcid. org / 0000 - 0002 - 9814 - 0954
  • 2. Programa de Pós-Graduação em Biologia - UNISINOS. Av. Unisinos, 950, Cristo Rei, 93022 - 000 São Leopoldo, Rio Grande do Sul, Brazil. & kimberly. dsm @ hotmail. com; https: // orcid. org / 0000 - 0002 - 5141 - 0056
  • 3. cassiano. cassiano @ gmail. com; https: // orcid. org / 0000 - 0001 - 6156 - 5118

Description

Genus Euryopis Menge, 1868

Type species: Micryphantes flavomaculatus C. L. Koch, 1836 (= Euryopis flavomaculata)

Diagnosis. Euryopis differs from Dipoena, Lasaeola and Phycosoma by the absence of carapace spherical or rounded and by the absence of distinct cervical grooves. Euryopis presents carapace oval (Figs 1A, 2A, 3A, 4A), not modified. Differs from Guaraniella by the cymbium without deep apical notch. Differs from Audifia by the abdomen without a sclerotized ring around the spinnerets and pedicel and differs from Audifia by the not elongate carapace. Euryopis has an oval (Figs 1A, 2A, 4A, 5A) or subtriangular abdomen (see Levi 1963, Fig. 9), dorsoventrally flat (Fig. 7D), sometimes project over the carapace; blackish brown to black (Fig. 1A), sometimes with silver dots and males with sclerotized scutum on the dorsum (Figs 7A, D). The females of Euryopis have the epigynum with an oval depression (Fig. 9C); and males have a distal cymbial projection (Fig. 8A), however there are some species lacking such projection (Fig. 8D) or having it little pronounced (Figs 8B, C).

Notes

Published as part of Rodrigues, Everton Nei Lopes, Marta, Kimberly S. & Figueiredo, Cassiano P., 2021, Description of four new species of the spider genus Euryopis Menge, 1868, with new records from Brazil (Araneae, Theridiidae, Hadrotarsinae), pp. 535-549 in Zootaxa 4966 (5) on page 536, DOI: 10.11646/zootaxa.4966.5.3, http://zenodo.org/record/4745279

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Linked records

Additional details

Biodiversity

Family
Theridiidae
Genus
Euryopis
Kingdom
Animalia
Order
Araneae
Phylum
Arthropoda
Scientific name authorship
Menge
Taxon rank
genus
Taxonomic concept label
Euryopis Menge, 1868 sec. Rodrigues, Marta & Figueiredo, 2021

References

  • Levi, H. W. (1963) American spiders of the genera Audifia, Euryopis and Dipoena (Araneae: Theridiidae). Bulletin of the Museum of Comparative Zoology, 129, 121 - 185.