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New species of Antomicron and Leptolaimus (Nematoda: Leptolaimidae) and record of Procamacolaimus (Nematoda: Camacolaimidae) from Patagonia coast, Chubut and Santa Cruz, Argentina

2011; Cambridge University Press; Volume: 92; Issue: 5 Linguagem: Inglês

10.1017/s0025315411000269

1469-7769

Gabriela Villares, Catalina T. Pastor de Ward,

Nematode management and characterization studies

This paper focuses on Antomicron, Leptolaimus and Procamacolaimus , three genera inhabiting coastal water systems of the Patagonian, Chubut and Santa Cruz provinces of Argentina, providing a review of their taxonomy for a new identification key. One new species belonging to the genus Antomicron and one new species belonging to the genus Leptolaimus of the family Leptolaimidae are described from Puerto San Julián, Santa Cruz province: Antomicron alveolatum sp. nov. has 35 alveoli and three precloacal supplements and Leptolaimus gabinoi sp. nov. is characterized by the structure and number of precloacal supplements (three) with hamate distal end with two hooks. Another species belonging to the genus Procamacolaimus of the family Camacolaimidae is described and recorded from Puerto Madryn, Chubut province of Argentina: Procamacolaimus dorylaimus .