Overview

Comprehensive Description

Biology

The type locality is about 2 m wide brook with clear water, segments with rapids, riparian vegetation and a substrate of stones and rocks; associated with Characidium sp.,Neoplecostomus sp. and Trichomycterus sp. (Ref. 57404).
  • Bertaco, V.A. and C.A.S. de Lucena 2006 Two new species of Astyanax (Ostariophysi: Characiformes: Characidae) from eastern Brazil, with a synopsis of the Astyanax scabripinnis species complex. Neotrop. Ichthyol. 4(1):53-60. (Ref. 57404)
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Distribution

Córrego Palmital, Brazil.
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South America: Rio Itapemirim drainage in Espirito Santo State, Brazil.
  • Bertaco, V.A. and C.A.S. de Lucena 2006 Two new species of Astyanax (Ostariophysi: Characiformes: Characidae) from eastern Brazil, with a synopsis of the Astyanax scabripinnis species complex. Neotrop. Ichthyol. 4(1):53-60. (Ref. 57404)
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Physical Description

Morphology

Vertebrae: 35 - 36
  • Bertaco, V.A. and C.A.S. de Lucena 2006 Two new species of Astyanax (Ostariophysi: Characiformes: Characidae) from eastern Brazil, with a synopsis of the Astyanax scabripinnis species complex. Neotrop. Ichthyol. 4(1):53-60. (Ref. 57404)
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Size

Max. size

5.5 cm SL (male/unsexed; (Ref. 57404))
  • Bertaco, V.A. and C.A.S. de Lucena 2006 Two new species of Astyanax (Ostariophysi: Characiformes: Characidae) from eastern Brazil, with a synopsis of the Astyanax scabripinnis species complex. Neotrop. Ichthyol. 4(1):53-60. (Ref. 57404)
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Diagnostic Description

A member of the Astyanax scabripinnis species complex that distinguishes from species outside this complex by having anal fin with 14-18 branched rays and body depth shallow (26.9-29.7% of SL). Differs from other species of the species complex by its shallow body depth (26.9-29.7% SL) and the smaller interorbital width (26.9-30.4% HL) (Ref. 57404). Description: D. 11,9; A. iv-v,15-17; P. i,11-13; V. i,7 (Ref. 57404).
  • Bertaco, V.A. and C.A.S. de Lucena 2006 Two new species of Astyanax (Ostariophysi: Characiformes: Characidae) from eastern Brazil, with a synopsis of the Astyanax scabripinnis species complex. Neotrop. Ichthyol. 4(1):53-60. (Ref. 57404)
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Ecology

Habitat

Environment

benthopelagic; freshwater
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Conservation

Threats

Not Evaluated
  • IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006.
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