Sextonia Chevreux 1920 ...

• Main Author: Labay, Vjacheslav S.
• Format: Text
• Language: unknown
• Published: Zenodo 2017
• Subjects: Biodiversity; Taxonomy; Plantae; Tracheophyta; Magnoliopsida; Laurales; Lauraceae; Sextonia; Chevreux; Okhotsk; Seta; okhotsk sea
• Online Access: https://dx.doi.org/10.5281/zenodo.6044731; https://zenodo.org/doi/10.5281/zenodo.6044731

Sextonia Chevreux, 1920 Sextonia — Chevreux, 1920: 76.— Chevreux & Fage, 1925: 159.— Karaman, 1980: 431.— Barnard & Karaman, 1991: 417.— d'Udekem d'Acoz, 2010: 150. Diagnosis. See d'Udekem d'Acoz (2010). Species composition. Sextonia contains two species Sextonia longirostris Chevreux, 1920 and Sextonia caecus sp. nov. Remarks. The genus Sextonia exhibits several characters, which are unique for the Liljeborgiidae: molar process well developed, fully triturative, with flat grinding surface and a single posterior gnathobasic seta; article 1 of mandibular palp with setae; article 3 of mandibular palp with several setae on anterior margin; carpus of gnathopod 1 very short, with minute narrow posterior process, propodus much longer than in pereopod 2; carpus of gnathopod 2 very long, longer than propodus; peduncle of uropod 1 with several ventrofacial spines, a proximal ventral seta on the inner ramus of uropod 1. Despite these exceptional characters, several authors (Barnard 1959, Imbach 1967, Karaman ... : Published as part of Labay, Vjacheslav S., 2017, A new species of Sextonia Chevreux, 1920 (Crustacea: Amphipoda: Liljeborgiidae) from the Okhotsk Sea in Zootaxa 4353 (3), DOI: 10.11646/zootaxa.4353.3.6, http://zenodo.org/record/1065824 ...