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artículos
Título:
A review of the genus Richtersia (Nematoda: Selachinematidae): new species from Golfo San José and Golfo San Matías, Chubut (Argentina)
Autor/es:
CATALINA T. PASTOR DE WARD; VIRGINIA LO RUSSO
Revista:
JOURNAL OF THE MARINE BIOLOGICAL ASSOCIATION OF THE UNITED KINGDOM
Editorial:
Cambridge Editorial Press
Referencias:
Lugar: Plymouth, UK; Año: 2007 vol. 87 p. 1153 - 1160
ISSN:
0025-3154
Resumen:
This article is a review of the genus Richtersia (Nematoda: Selachinematidae) with a key to species, genus diagnosis and lists of valid species. Two new Richtersia species from the Golfo San José and Golfo San Matías, Chubut province of Argentina are described: Richtersia bicornis sp. nov. is characterized by having two thorn structures after cuticular collar, and in total 3240 longitudinal rows of spines arranged in eight groups in cervical region and precloacal spines similar in shape. Richtersia argentinae sp. nov. is characterized by the number of longitudinal rows of spines, amphid size and the precloacal spines configuration. (Received December 14 2006; Accepted May 24 2007; Published Online October 18 2007).
