Papiliolebias hatinne, a new annual fish species (Cyprinodontiformes: Rivulidae) from Salta, Argentina
Papiliolebias hatinne sp. n. is described from a temporary pond, 5 km north of Embarcación, in the río Bermejo basin, Province of Salta, Argentina. Papiliolebias hatinne sp. n. is distinguished from the only congener, P bitteri, from the río Paraguay basin, by a combination of characters: 26-28 vert...
Guardado en:
| Autores principales: | , , |
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| Formato: | Articulo |
| Lenguaje: | Inglés |
| Publicado: |
2009
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| Acceso en línea: | http://sedici.unlp.edu.ar/handle/10915/96304 https://ri.conicet.gov.ar/11336/75976 https://www.biodiversitylibrary.org/part/81321#/summary |
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| Sumario: | Papiliolebias hatinne sp. n. is described from a temporary pond, 5 km north of Embarcación, in the río Bermejo basin, Province of Salta, Argentina. Papiliolebias hatinne sp. n. is distinguished from the only congener, P bitteri, from the río Paraguay basin, by a combination of characters: 26-28 vertebrae, with 8-10 being precaudal: second proximal radial of anal fin located between vertebrae 9 and 10 or 10 and 11: 1-2 vomerine teeth: an elongation of jaw suspensorium: first epibranchial somewhat triangular: 7-8 pelvic-fin rays: 12- 13 pectoralfin rays: 20-23 caudal-fin rays: males with anal fin turquoise blue, dorsal and caudal fins bluish. pelvic fin blue, and humeral spot metallic bluish green; females without dark dots on flanks. The chromosome formula is 2n= 28. the FN= 36, integrated by two pairs of metacentric, two pairs of submetacentric and ten pairs of subtelocentric chromosomes. |
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