| _version_ | 1866901413958778880 |
|---|---|
| author | Dugger, Abigail R. White, Kristine N. |
| author_facet | Dugger, Abigail R. White, Kristine N. |
| contents | <p><i>Seba</i> cf. <i>tropica</i> McKinney, 1980</p><p>Figs 6, 22 D</p><p><i>Seba</i> A: McKinney 1977: 200–203, pls 47, 48.</p><p><i>Seba tropica</i> McKinney, 1980: 99–102, figs 8, 9; LeCroy 2011: 100, fig. 13.</p><p><i>Caribseba tropica</i>: Shaw 1989: 1885.</p><p><i>Seba</i> n. sp.: Oliva-Rivera and Jiménez-Cueto 1992: 182.</p><p><b>Material examined.</b></p><p>Panama • 1.5 mm • 1 juvenile; Bocas del Toro, Crawl Caye; 9.2505°N; 82.1316°W; depth 10 m; among coral rubble and red sponges; 7 Aug 2005; S. DeGrave and M. Salazar leg.; GCRL 6674.</p><p><b>Diagnosis.</b></p><p>Antenna 1 sparsely setose; peduncle article length ratios: 1: 1.1: 0.4; accessory flagellum lacking. Gnathopod 1 chelate; propodus palm transverse; dactylus proximal margin smooth. Gnathopod 2 article 5 0.7 × length of article 6 (measured to distal end). Pereopod 7 basis posterior margin with distoventral lobe. Epimeron 3 posteroventral corner acute, produced.</p><p><b>Distribution.</b></p><p>USA: Biscayne Bay, Florida to the Florida Keys (Thomas 1993), Port Isabel, Texas (McKinney 1980); Mexico: Yucatan Peninsula (McKinney 1980; Oliva-Rivera and Jiménez-Cueto 1992 as <i>Seba</i> n. sp.); Belize: Carrie Bow Caye (Thomas 1993); Venezuela: Cayo Boca Seca (Martín 2001); Panama: Bocas del Toro (present study).</p><p><b>Ecology and remarks.</b></p><p>This species occurs among coral rubble, <i>Thalassia</i>, and red sponges at depths to 12 m. Only one small specimen of this species was collected in 2005. This specimen nearly matches the original description of <i>Seba tropica</i> but differs in the following characters: antenna 1 setose (vs unarmed) and peduncle article length ratios: 1: 1.1: 0.4 (vs 1: 1.4: 0.5). <i>Seba tropica</i> is the only described species of <i>Seba</i> without an accessory flagellum. This specimen may represent a new species, but this will need to be confirmed with more specimens. Thomas (1993) reports that living specimens are ivory in color.</p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_17579685 |
| institution | Zenodo |
| language | |
| publishDate | 2025 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Seba tropica McKinney 1980 Dugger, Abigail R. White, Kristine N. Biodiversity Taxonomy Animalia Arthropoda Malacostraca Amphipoda Sebidae Seba Seba tropica <p><i>Seba</i> cf. <i>tropica</i> McKinney, 1980</p><p>Figs 6, 22 D</p><p><i>Seba</i> A: McKinney 1977: 200–203, pls 47, 48.</p><p><i>Seba tropica</i> McKinney, 1980: 99–102, figs 8, 9; LeCroy 2011: 100, fig. 13.</p><p><i>Caribseba tropica</i>: Shaw 1989: 1885.</p><p><i>Seba</i> n. sp.: Oliva-Rivera and Jiménez-Cueto 1992: 182.</p><p><b>Material examined.</b></p><p>Panama • 1.5 mm • 1 juvenile; Bocas del Toro, Crawl Caye; 9.2505°N; 82.1316°W; depth 10 m; among coral rubble and red sponges; 7 Aug 2005; S. DeGrave and M. Salazar leg.; GCRL 6674.</p><p><b>Diagnosis.</b></p><p>Antenna 1 sparsely setose; peduncle article length ratios: 1: 1.1: 0.4; accessory flagellum lacking. Gnathopod 1 chelate; propodus palm transverse; dactylus proximal margin smooth. Gnathopod 2 article 5 0.7 × length of article 6 (measured to distal end). Pereopod 7 basis posterior margin with distoventral lobe. Epimeron 3 posteroventral corner acute, produced.</p><p><b>Distribution.</b></p><p>USA: Biscayne Bay, Florida to the Florida Keys (Thomas 1993), Port Isabel, Texas (McKinney 1980); Mexico: Yucatan Peninsula (McKinney 1980; Oliva-Rivera and Jiménez-Cueto 1992 as <i>Seba</i> n. sp.); Belize: Carrie Bow Caye (Thomas 1993); Venezuela: Cayo Boca Seca (Martín 2001); Panama: Bocas del Toro (present study).</p><p><b>Ecology and remarks.</b></p><p>This species occurs among coral rubble, <i>Thalassia</i>, and red sponges at depths to 12 m. Only one small specimen of this species was collected in 2005. This specimen nearly matches the original description of <i>Seba tropica</i> but differs in the following characters: antenna 1 setose (vs unarmed) and peduncle article length ratios: 1: 1.1: 0.4 (vs 1: 1.4: 0.5). <i>Seba tropica</i> is the only described species of <i>Seba</i> without an accessory flagellum. This specimen may represent a new species, but this will need to be confirmed with more specimens. Thomas (1993) reports that living specimens are ivory in color.</p> |
| title | Seba tropica McKinney 1980 |
| topic | Biodiversity Taxonomy Animalia Arthropoda Malacostraca Amphipoda Sebidae Seba Seba tropica |
| url | https://doi.org/10.5281/zenodo.17579685 |