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Tag: taxonomy

Ichthyology
C.E. Fish Essentials

A Molecular Perspective on Systematics, Taxonomy and Classification Amazonian Discus Fishes of the Genus Symphysodon – Amado et al 2011

Tropical regions contain many more species than do temperate and polar regions; however, explanations as to why remain unclear; for example, see [1, 2]. The Amazon Basin is particularly species rich and harbors arguably the world’s greatest terrestrial [3, 4] and freshwater [5] biodiversity. Numerous potential processes generating this diversity

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Ichthyology
C.E. Fish Essentials

Revision of the genus Symphysodon Heckel, 1840 (Teleostei: Perciformes: Cichlidae) based on molecular and morphological characters – Bleher et al 2007

Systematics of the cichlid genus Symphysodon has been investigated and three species are recognised: S. discusHeckel, 1840 (synonym: S. discus willischwartzi Burgess, 1981); S. aequifasciatus Pellegrin, 1904 (synonyms: S. discus var. aequifasciata Pellegrin, 1904; S. aequifasciata aequifasciata sensu Schultz, 1960; S. Discus Tarzoo – sic –Lyons, 1960); and S. haraldi,

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