Paradiscocyrtus Mello-Leitao 1927
Creators
- 1. Departamento de Invertebrados, Museu Nacional / UFRJ, Quinta da Boa Vista, São Cristóvão, 20.940 - 040, Rio de Janeiro - RJ (Brazil) and Departamento de Zoologia, Instituto de Biologia Roberto de Alcantara Gomes, Universidade do Estado do Rio de Janeiro, Rua São Francisco Xavier, 524, Maracanã, 20.550 - 900, Rio de Janeiro - RJ (Brazil)
- 2. Departamento de Invertebrados, Museu Nacional / UFRJ, Quinta da Boa Vista, São Cristóvão, 20.940 - 040, Rio de Janeiro - RJ (Brazil)
Description
Genus Paradiscocyrtus Mello-Leitão, 1927
Paradiscocyrtus Mello-Leitão, 1927: 15; 1932: 205; 1935: 100. — Roewer 1929: 246. — Soares & Soares 1954: 286. — Kury 2003: 185. — Carvalho 2018: 190.
INCLUDED SPECIES. — Paradiscocyrtus neglectus Mello-Leitão, 1927 – type species by original designation.
DIAGNOSIS. — Stylus of glans slightly dorsally convex (Fig. 4A) (sinuous in B. orientalis; almost straight in Discocyrtus s. str. (Fig. 4B)). Ocularium with pair of spines almost forming a right angle concerning the basis (Fig. 4C) (forming an acute angle concerning the basis in B. orientalis and Discocyrtus s. str. (Fig. 4D)). DS gamma form (Fig. 4E) (gamma-pyriform form in B. orientalis and Discocyrtus s. str. (Fig. 4F)). Area III paramedian armature with a pair of phalanx-shaped spines (Fig. 4E) (a pair of dome-shaped tubercles in B. orientalis and Discocyrtus s. str. (Fig. 4F)). Area IV posterior groove invading the DS posterior border medially (Fig. 4E) (absent in B. orientalis and Discocyrtus s. str. (Fig. 4F)). Cx IV retrolateral apophysis with the same length as the prolateral, without a secondary branch (Fig. 4E) (tiny and with a second branch in B. orientalis and Discocyrtus s. str. (Fig. 4F)). Tr IV with a pair of prolateral medial apophyses (Fig. 4E) (absent in B. orientalis and Discocyrtus s. str. (Fig. 4F)).
DISTRIBUTION. — Brazil, states of Minas Gerais and Rio de Janeiro (Fig. 5).
Notes
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Linked records
Additional details
Identifiers
Biodiversity
- Family
- Gonyleptidae
- Genus
- Paradiscocyrtus
- Kingdom
- Animalia
- Order
- Opiliones
- Phylum
- Arthropoda
- Scientific name authorship
- Mello-Leitao
- Taxon rank
- genus
- Taxonomic concept label
- Paradiscocyrtus Mello-Leitao, 1927 sec. Carvalho & Kury, 2022
References
- MELLO- LEITAO C. F. 1927. - Generos novos de Gonyleptideos (Nota previa). Boletim do Museu Nacional 3: 13 - 22.
- MELLO- LEITAO C. F. 1932. - Opilioes do Brasil. Revista do Museu Paulista 17, 1 - 505.
- MELLO- LEITAO C. F. 1935. - Algumas notas sobre os Laniatores. Archivos do Museu Nacional 36: 87 - 116.
- ROEWER C. F. 1929. - Weitere Weberknechte III. (3. Erganzung der Weberknechte der Erde, 1923). Abhandlungen der Naturwissenschaftlichen Verein zu Bremen 27: 179 - 284.
- SOARES B. A. M. & SOARES H. E. M. 1954. - Monografia dos generos de opilioes neotropicos III. Arquivos de zoologia do Estado de Sao Paulo 8: 225 - 302.
- KURY A. B. 2003. - Annotated catalogue of the Laniatores of the New World (Arachnida, Opiliones). Revista Iberica de Aracnologia especial monografico: 1 - 337. ok
- CARVALHO R. N. 2018. - Redescription of Paradiscocyrtus neglectus Mello-Leitao, 1927 (Opiliones: Gonyleptidae), with designation of a neotype and two synonymies. Comptes Rendus Biologies 341: 189 - 195. https: // doi. org / 10.1016 / j. crvi. 2018.01.005