Artículo
Two new species of Ammothea (Pycnogonida, Ammotheidae) from Antarctic waters
Autor/es | Cano Sánchez, Esperanza
López González, Pablo José |
Departamento | Universidad de Sevilla. Departamento de Zoología |
Fecha de publicación | 2013 |
Fecha de depósito | 2020-02-24 |
Publicado en |
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Resumen | Two new species of the genus Ammothea are
described from Elephant Island and the South Shetlands
Islands, Antarctica. The material was captured during the
Polarstern cruise XXIII/8 to the Antarctic Peninsula area.
The ... Two new species of the genus Ammothea are described from Elephant Island and the South Shetlands Islands, Antarctica. The material was captured during the Polarstern cruise XXIII/8 to the Antarctic Peninsula area. The main features of Ammothea pseudospinosa n. sp. are a proboscis distinctly trilobulated distally with a constriction at 2/3 of its length and dimorphism between the propodi of the anterior (first and second) and posterior (third and fourth) legs, and a trunk: proboscis length ratio of about 1.5. The main features of Ammothea childi n. sp. are a cylindrical proboscis, longer than trunk length, and adults with functional chelifores. These species are compared with their closest congeners from the Southern Ocean: A. pseudospinosa n. sp. with Ammothea spinosa and Ammothea allopodes;A. childi n. sp. withAmmothea gigantea, Ammothea bicorniculata and Ammothea hesperidensis. |
Cita | Cano Sánchez, E. y López González, P.J. (2013). Two new species of Ammothea (Pycnogonida, Ammotheidae) from Antarctic waters. Helgoland Marine Research, 67, 337-347. |
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