All Stories

  1. The genital and anal papillae of Compsura heterura (Characidae: Cheirodontinae): morphological structure and possible role in insemination
  2. Hidden or unnoticed? Multiple lines of evidence support the recognition of a new species of Pseudocorynopoma (Characidae: Corynopomini)
  3. A new species of Odontostilbe cope (Characiformes: Cheirodontinae) from rio Madeira basin diagnosed based on morphological and molecular data
  4. Genetic diversity and species delimitation in Rhamdia (Siluriformes: Heptapteridae) in South America, with a redescription of R. quelen (Quoy & Gaimard, 1824)
  5. Biogeography, habitat transitions and hybridization in a radiation of South American silverside fishes revealed by mitochondrial and genomic RAD data
  6. Phylogeny and classification of Neotropical fish
  7. Systematic revision of the Neotropical catfish genus Scleronema (Siluriformes: Trichomycteridae), with descriptions of six new species from Pampa grasslands
  8. Zygoparity in Characidae - the first case of internal fertilization in the teleost cohort Otomorpha
  9. Phylogenetic relationships and historical biogeography of Oligosarcus (Teleostei: Characidae): Examining riverine landscape evolution in southeastern South America
  10. Genetics and telemetry indicate unexpected movements among structured populations for Brachyplatystoma platynemum in the Amazon
  11. Two new species ofHeptapterus(Siluriformes: Heptapteridae) from the Uruguay River basin, Brazil
  12. Geographic distributions, phenotypes, and phylogenetic relationships of Phalloceros (Cyprinodontiformes: Poeciliidae): Insights about diversification among sympatric species pools
  13. Comparison and optimization for DNA extraction of archived fish specimens
  14. Integrative taxonomy: Morphology and ancient DNA barcoding reveals the true identity of Astyanax taeniatus, a tetra collected by Charles Darwin during the Beagle's voyage
  15. A new species of Diapoma (Characiformes, Characidae, Stevardiinae) from the Rio Paraná basin, with an identification key to the species of the genus
  16. New record of the sturgeon Acipenser gueldenstaedtii in a coastal lake in Brazil.
  17. Effects of Brazil's Political Crisis on the Science Needed for Biodiversity Conservation
  18. Reappraisal of the systematics of Microglanis cottoides (Siluriformes, Pseudopimelodidae), a catfish from southern Brazil
  19. Evolution of trans-Andean endemic fishes of the genus Cheirodon (Teleostei: Characidae) are associated with chromosomal rearrangements
  20. A new species of Bryconops (Characiformes: Iguanodectidae) from the Rio Tapajós basin, Brazil
  21. Brazilian legislation on genetic heritage harms Biodiversity Convention goals and threatens basic biology research and education
  22. Two new species of Odontostilbe historically hidden under O. microcephala (Characiformes: Cheirodontinae)
  23. Unrevealing Parasitic Trophic Interactions—A Molecular Approach for Fluid-Feeding Fishes
  24. Morphology and molecular data reveal the presence of two new species under Rhamdia quelen (Quoy & Gaimard, 1824) (Siluriformes: Heptapteridae) species complex
  25. Revision of Banded Knifefishes of the Gymnotus carapo and G. tigre clades (Gymnotidae Gymnotiformes) from the Southern Neotropics
  26. A new mouth brooder species of Gymnogeophagus with hypertrophied lips (Cichliformes: Cichlidae)
  27. Population Genetic Structure of Cnesterodon decemmaculatus (Poeciliidae): A Freshwater Look at the Pampa Biome in Southern South America
  28. Genomic signatures of paleodrainages in a freshwater fish along the southeastern coast of Brazil: genetic structure reflects past riverine properties
  29. Dismantling Brazil's science threatens global biodiversity heritage
  30. Review of the Odontesthes perugiae species group from Río de La Plata drainage, with the description of a new species (Atherinomorpha: Atherinopsidae)
  31. Ontogenetic changes in mouth morphology triggers conflicting hypotheses of relationships in characid fishes (Ostariophysi: Characiformes)
  32. Using ancient DNA to unravel taxonomic puzzles: the identity of Deuterodon pedri (Ostariophysi: Characidae)
  33. Photography-based taxonomy is inadequate, unnecessary, and potentially harmful for biological sciences
  34. BMC Zoology – a home for all zoological research in the BMC series
  35. Analysis of an astounding aggregation of Ranzania laevis (Molidae: Actinopterygii) in the tropical south-western Atlantic
  36. Inventory of the freshwater fishes from a densely collected area in South America—a case study of the current knowledge of Neotropical fish diversity
  37. Rediscovery of the holotype of Tetragonopterus vittatus Castelnau 1855, a senior synonym of Moenkhausia doceana (Steindachner 1887) (Characiformes: Characidae)
  38. Aspects of fish conservation in the upper Patos Lagoon basin
  39. Gymnotus refugio, a new and endangered species of electric fish of the Gymnotus pantherinus species-group from southern Brazil (Gymnotiformes: Gymnotidae) 
  40. Reproductive strategies in two inseminating species of Glandulocaudini, Mimagoniates microlepis and Mimagoniates rheocharis (Characiformes: Characidae: Stevardiinae)
  41. A new species of Gymnogeophagus Miranda Ribeiro from Uruguay (Teleostei: Cichliformes)
  42. New species of Scleromystax Günther, 1864 (Siluriformes: Callichthyidae) - extending the meridional distribution of genera endemic to the Atlantic Forest
  43. Descriptions of five new species of the Neotropical cichlid genus Gymnogeophagus Miranda Ribeiro, 1918 (Teleostei: Cichliformes) from the rio Uruguay drainage
  44. Erratum to: Molecular phylogeny of the subfamily Stevardiinae Gill, 1858 (Characiformes: Characidae): classification and the evolution of reproductive traits
  45. A new species of Ituglanis Costa & Bockmann, 1993 (Siluriformes: Trichomycteridae) endemic to the Tramandaí–Mampituba ecoregion, southern Brazil
  46. Testing the effect of palaeodrainages versus habitat stability on genetic divergence in riverine systems: study of a Neotropical fish of the Brazilian coastal Atlantic Forest
  47. Redescription and osteology of Hyphessobrycon compressus (Meek) (Teleostei: Characidae), type species of the genus
  48. Molecular phylogeny of the subfamily Stevardiinae Gill, 1858 (Characiformes: Characidae): classification and the evolution of reproductive traits
  49. Riverine habitat specificity constrains dispersion in a Neotropical fish (Characidae) along Southern Brazilian drainages
  50. Description of a new species and phylogenetic analysis of the subtribe Cynopoecilina, including continuous characters without discretization (Cyprinodontiformes: Rivulidae)
  51. A new species of Rhamdella Eigenmann & Eigenmann, 1888 (Siluriformes: Heptapteridae) from the coastal basins of southern Brazil
  52. Review of the species of the genus Serrapinnus Malabarba, 1998 (Teleostei: Characidae: Cheirodontinae) from the rio Tocantins-Araguaia basin, with description of three new species
  53. A new stem fossil characid (Teleostei: Ostariophysi) from the Eocene-Oligocene of southeastern Brazil
  54. A new species of Serrapinnus Malabarba, 1998 (Characidae: Cheirodontinae) from Rio Grande do Norte State, northeastern Brazil
  55. On the Eocene cichlids from the Lumbrera Formation: additions and implications for the Neotropical ichthyofauna
  56. A New Species of Listrura from Laguna dos Patos System, Brazil: The Southernmost Record of the Glanapteryginae (Siluriformes: Trichomycteridae)
  57. Taxonomic review of the genus Trichomycterus Valenciennes (Siluriformes: Trichomycteridae) from the laguna dos Patos system, Southern Brazil
  58. A new species of the characid genus Hollandichthys Eigenmann from coastal rivers of southern Brazil (Teleostei: Characiformes) with a discussion on the diagnosis of the genus
  59. Unique Derived Features in Spermiogenesis and Sperm Morphology Supporting a Close Relationship between the Species of Hollandichthys and Rachoviscus (Characiformes: Characidae)
  60. Dispersal and vicariance of Hoplias malabaricus (Bloch, 1794) (Teleostei, Erythrinidae) populations of the Brazilian continental margin
  61. A New Genus and Species of Cheirodontine Fish from South America (Teleostei: Characidae)
  62. Comparative morphology of gill glands in externally fertilizing and inseminating species of cheirodontine fishes, with implications on the phylogeny of the family Characidae (Actinopterygii: Characiformes)
  63. Phylogenetic relationships ofPaleotetra, a new characiform fish (Ostariophysi) with two new species from the Eocene-Oligocene of south-eastern Brazil
  64. Revalidation of the genus Ectrepopterus Fowler (Teleostei: Characiformes), with the redescription of its type species, E. uruguayensis
  65. A new Trichomycterus lacking pelvic fins and pelvic girdle with a very restricted range in Southern Brazil (Siluriformes: Trichomycteridae)
  66. Revision of the genus Macropsobrycon Eigenmann, 1915 (Characidae: Cheirodontinae: Compsurini)
  67. Spermatic characteristics and sperm evolution on the subfamily Stevardiinae (Ostariophysi: Characiformes: Characidae)
  68. A new species of Bryconops (Teleostei: Characidae) from the rio Madeira basin, Northern Brazil
  69. The phylogenetic placement of Hollandichthys Eigenmann 1909 (Teleostei: Characidae) and related genera
  70. Utilização de índices ecológicos em assembléias de peixes como instrumento de avaliação da degradação ambiental em programas de monitoramento
  71. Descrição de nove espécies novas de Phenacogaster (Ostariophysi: Characiformes: Characidae) e comentários sobre as demais espécies do gênero
  72. Gymnogeophagus eocenicus, n. sp. (Perciformes: Cichlidae), an Eocene cichlid from the Lumbrera Formation in Argentina
  73. Reproductive biology and development of gill glands in the inseminating characid, Macropsobrycon uruguayanae Eigenmann, 1915 (Cheirodontinae: Compsurini)
  74. Relationships among major lineages of characid fishes (Teleostei: Ostariophysi: Characiformes), based on molecular sequence data
  75. A review of the Cis-Andean species of Hemibrycon Günther (Teleostei: Characiformes: Characidae: Stevardiinae), with description of two new species
  76. Reproductive period, fecundity and histology of gonads of two cheirodontines (Ostariophysi: Characidae) with different reproductive strategies - insemination and external fertilization
  77. Estudo dos vestígios de peixes dos sítios arqueológicos da área de influência da Usina Hidrelétrica Machadinho, Rio Grande do Sul, Brasil
  78. Spermiogenesis and spermatozoa ultrastructure in the Serrasalminae (Ostariophysi: Characiformes) with further evidence on the relationships of the piranhas and pacus
  79. Effects of bacterial infestation caused by human wastes on the skin structures of Mugil platanus Günther, 1880 (Mugilidae)
  80. Cytogenetic analysis of Astyanax laticeps (Cope, 1894) (Ostariophysi: Characidae) from the laguna dos Patos system
  81. A new genus and species of characid fish from the Amazon basin: the recognition of a relictual lineage of characid fishes (Ostariophysi: Cheirodontinae: Cheirodontini)
  82. Cytogenetic study of two species of the family Pimelodidae (Siluriformes) collected in lago Guaíba, Rio Grande do Sul, Brazil
  83. Austrolebias paucisquama (Cyprinodontiformes: Rivulidae), a new species of annual killifish from southern Brazil
  84. Brachyhypopomus draco, a new sexually dimorphic species of Neotropical electric fish from southern South America (Gymnotiformes: Hypopomidae)
  85. Sperm ultrastructure in the inseminatingMacropsobrycon uruguayanae (Teleostei: Characidae: Cheirodontinae)
  86. A new species of Hemibrycon (Teleostei: Characiformes: Characidae) from the río Ucayali drainage, Sierra del Divisor, Peru
  87. New Hyphessobrycon from the upper rio Pardo drainage in eastern Brazil (Teleostei: Characiformes: Characidae)
  88. On a new species of the genus Moenkhausia Eigenmann (Ostariophysi: Characidae)
  89. Redescription of Odontostilbe pulchra (Gill, 1858) (Teleostei: Characidae: Cheirodontinae), and description of two new species from the río Orinoco basin
  90. Ictiofauna de aguas continentales Chilenas
  91. Peixes de Riachos da Mata Atlântica nas Unidades de Conservação do Vale do Rio Ribeira de Iguape no Estado de São Paulo
  92. Redescription of the type species of Odontostilbe Cope, 1870 (Teleostei: Characidae: Cheirodontinae), and description of three new species from the Amazon basin
  93. Reproductive biology and development of sexually dimorphic structures in Aphyocharax anisitsi (Ostariophysi: Characidae)
  94. A new species of Hyphessobrycon (Teleostei: Characidae) from the upper rio Tocantins drainage, with bony hooks on fins
  95. Hyphessobrycon melanopleurus uruguayensis Messner, 1962, an available name and a senior synonym of Cyanocharax macropinna Malabarba & Weitzman, 2003 (Ostariophysi: Characidae)
  96. Spermiogenesis and spermatozoa ultrastructure in five species of the Curimatidae with some considerations on spermatozoal ultrastructure in the Characiformes
  97. Alterações histológicas em placas ósseas do peixe cascudo Rineloricaria strigilata (Hensel) (Teleostei, Loricariidae) e sua freqüência no lago Guaíba, Rio Grande do Sul, Brasil
  98. Morphology and histology of the male reproductive system in two species of internally inseminating South American catfishes,Trachelyopterus lucenai andT. galeatus (Teleostei: Auchenipteridae)
  99. Insemination in Eight Species of Cheirodontine Fishes (Teleostei: Characidae: Cheirodontinae)
  100. Resurrection of the Neotropical Pimelodid Catfish Parapimelodus nigribarbis (Boulenger), with a Phylogenetic Diagnosis of the Genus Parapimelodus (Teleostei: Siluriformes)
  101. Review of the genus Hypostomus Lacépède, 1803 from Southern Brazil, with descriptions of three new species (Pisces, Siluriformes, Loricariidae)
  102. Biological Aspects in the Evaluation of Tertiary Lagoons and Efficiency in the Removal of Organic Pollutants